Ecma list of patent statements
| Approved Ecma Standard/ Technical Report |
Title or subject | Declaration text submitted by | Prepared to grant license according to Ecma policy ? | Date of the statement |
| ECMA TR/103 | Business Trunking – NGCN-NGN Interfaces Implementation Guide (June 2011) | Intel | Yes | 24 June 2011 |
| ECMA TR/104 | ECMA-262 Test Suite (December 2011) | Intel | Yes | 21 November 2011 |
| Mozilla | Yes | 22 August 2012 | ||
| salesforce.com | Yes | 23 May 2016 | ||
| ECMA-183 | Data Interchange on 130 mm Optical Disk Cartridges – Capacity: 1 Gigabyte per Cartridge (December 1992) | Fujitsu | Yes | 6 April 1993 |
| ECMA-195 | Data Interchange on 130 mm Optical Disk Cartridges – Capacity: 2 Gigabytes per Cartridge, 2nd edition (June 1995) | Hitachi | Yes | 6 April 1993 |
| Mitsubishi | Yes | 1 July 1993 | ||
| ECMA-198 | 3,81 mm Wide Magnetic Tape Cartridge for Information Interchange – Helical Scan Recording – DDS-2 Format using 120 m Length Tapes, 2nd edition (June 1995) | Sony | Yes | 29 November 1993 |
| ECMA-201 | Data Interchange on 90 mm Optical Disk Cartridges – Capacity: 230 Megabytes per Cartridge, 2nd edition (December 1994) | IBM | Yes | 11 February 1993 |
| Matsushita | Yes | 26 April 1993 | ||
| Philips | Yes | 11 October 1993 | ||
| ECMA-207 | Data Interchange on 90 mm Flexible Disk Cartridges – 326 Data Tracks on each Side – Capacity: 21 Mbytes – ISO Type 305 (June 1994) | NEC | Yes | 23 May 1994 |
| ECMA-210 | 12,65 mm Wide Magnetic Tape Cartridge for Information Interchange – Helical Scan Recording – DATA-D3-1 Format, 2nd edition (December 1995) | StorageTek | Yes | 27 May 1993 |
| ECMA-238 | Data Interchange on 130 mm Optical Disk Cartridge of Type WORM (Write Once Read Many) using Irreversible Effects – Capacity: 2,6 Gbytes per Cartridge (June 1996) | Mitsubishi | Yes | 20 December 1995 |
| ECMA-262 | ECMAScript Language Specification, 5.1 edition (June 2011) | Intel | Yes | 1 March 2012 |
| Mozilla | Yes | 22 August 2012 | ||
| salesforce.com | Yes | 23 May 2016 | ||
| ECMA-267 | 120 mm DVD – Read-Only Disk, 3rd edition (April 2001) | Hitachi | Yes | 14 November 1997 |
| JVC | Yes | 17 November 1997 | ||
| Matsushita | Yes | 3 December 1997 | ||
| Mitsubishi | Yes | 20 November 1997 | ||
| Philips | Yes | 20 November 1997 | ||
| Pioneer | Yes | 18 November 1997 | ||
| Sony | Yes | 21 November 1997 | ||
| Thomson | Yes | 8 December 1997 | ||
| Toshiba | Yes | 12 November 1997 | ||
| ECMA-268 | 80 mm DVD – Read-Only Disk, 3rd edition (April 2001) | Hitachi | Yes | 14 November 1997 |
| JVC | Yes | 17 November 1997 | ||
| Matsushita | Yes | 3 December 1997 | ||
| Mitsubishi | Yes | 20 November 1997 | ||
| Philips | Yes | 20 November 1997 | ||
| Pioneer | Yes | 18 November 1997 | ||
| Sony | Yes | 21 November 1997 | ||
| Thomson | Yes | 8 December 1997 | ||
| Toshiba | Yes | 12 November 1997 | ||
| ECMA-269 | Services for Computer Supported Telecommunications Applications (CSTA) Phase III, 9th edition (December 2011) | Intel | Yes | 21 November 2011 |
| ECMA-272 | 120 mm DVD Rewritable Disk (DVD-RAM), 2nd edition (June 1999) | Hitachi | Yes | 14 November 1997 |
| JVC | Yes | 21 November 1997 | ||
| Kodak | Yes | 21 November 1997 | ||
| Matsushita | Yes | 3 December 1997 | ||
| Mitsubishi | Yes | 20 November 1997 | ||
| Pioneer | Yes | 18 November 1997 | ||
| Toshiba | Yes | 12 November 1997 | ||
| ECMA-273 | Case for 120 mm DVD-RAM Disks (February 1998) | Hitachi | Yes | 14 November 1997 |
| JVC | Yes | 21 November 1997 | ||
| Kodak | Yes | 21 November 1997 | ||
| Matsushita | Yes | 3 December 1997 | ||
| Mitsubishi | Yes | 20 November 1997 | ||
| Pioneer | Yes | 18 November 1997 | ||
| Toshiba | Yes | 12 November 1997 | ||
| ECMA-285 | ASN.1 for Computer Supported Telecommunications Applications (CSTA) Phase III, 4th edition (December 2011) | Intel | Yes | 21 November 2011 |
| ECMA-323 | XML Protocol for Computer Supported Telecommunications Applications (CSTA) Phase III, 6th edition (December 2011) | Intel | Yes | 21 November 2011 |
| ECMA-334 | C# Language Specification, 1st edition (December 2001) | Hewlett-Packard | Yes | 22 October 2001 |
| Microsoft | Yes | 24 October 2001 | ||
| C# Language Specification, 4th edition (June 2006) | Microsoft | Yes | 8 July 2009 | |
| ECMA-335 | Common Language Infrastructure (CLI), 4th edition (June 2006) | Microsoft | Yes | 8 July 2009 |
| ECMA-340 | Near Field Communication Interface and Protocol (NFCIP-1), 2nd edition (December 2004) |
Texas Instruments | Yes | 27 January 2004 |
| ECMA-342 | RapidIOTMInterconnect Systems (February 2003) | Alcatel | Yes | 22 November 2002 |
| ECMA-357 | ECMAScript for XML (E4X) Specification, 2nd edition (December 2005) | BEA Systems, Inc. | Yes | 19 May 2004 |
| Mozilla | Yes | 22 August 2012 | ||
| salesforce.com | Yes | 23 May 2016 | ||
| ECMA-366 | WS-Session – Web Services for Application Session Services, 3rd edition (December 2011) | Intel | ||
| ECMA-376 | Office Open XML File Formats, 1st (December 2006), 2nd (December 2008) and 3rd (June 2011) editions | Adobe Systems, Inc. | Yes | 22 November 2006 |
| Office Open XML File Formats, 1st edition (December 2006) | Microsoft | Yes | 4 December 2008 | |
| Office Open XML File Formats, 2nd edition (December 2008) | Microsoft | Yes | 4 December 2008 | |
| Office Open XML File Formats, 3rd edition (June 2011) | Intel | Yes | 24 June 2011 | |
| ECMA-377 | Information Interchange on Holographic Versatile Disc (HVD) Recordable Cartridges – Capacity: 200 Gbytes per Cartridge (May 2007) | DCE Aprilis, Inc. | No | |
| InPhase Technologies | No | |||
| Optware Corporation | Yes | 23 October 2006 | ||
| Troll Hill Ventures Group | No | |||
| ECMA-378 | Information Interchange on Read-Only Memory Holographic Versatile Disc (HVD-ROM) – Capacity: 100 Gbytes per disk (May 2007) | 1) Fujifilm Corporation 2) Optware Corporation 3) Pulstec Industrial Corporation 4) Toagosei Corporation |
No | 18 April 2007 |
| DCE Aprilis, Inc. | No | |||
| InPhase Technologies | No | |||
| Troll Hill Ventures Group | No | |||
| ECMA-385 | NFC-SEC Entity Authentication and 1) Key Agreement using Asymmetric Cryptography or 2) Key Establishment using Symmetric Cryptography (June 2013) | China IWNCOMM Co. Ltd | Yes | 2 September 2013 |
| ECMA-398 | Close Proximity Electric Induction Wireless Communications (June 2011) | Intel | Yes | 24 June 2011 |
| ECMA-399 | Procedure for the Registration of Assigned Numbers for ECMA-398 (June 2011) | Intel | Yes | 24 June 2011 |
| ECMA-400 | Smart Data Centre Resource Monitoring and Control (December 2011) | Intel | Yes | 21 November 2011 |
| ECMA-401 | Close Capacitive Coupling Communication Physical Layer (CCCC PHY) (December 2011) | Intel | Yes | 21 November 2011 |
| ECMA-402 | ECMAScript® Internationalization API Specification (December 2012) | Mozilla | Yes | 22 August 2012 |
| salesforce.com | Yes | 23 May 2016 | ||
| ECMA-405 | Data Interchange on Parallel Write/Read Disk Format for 5 Optical Disks | Toshiba | Yes | 7 November 2013 |
| ECMA-406 | Disk Cassette for 5 Disks with 120 mm Diameter | Toshiba | Yes | 7 November 2013 |
| ECMA-407 | Scalable Sparse Spatial Sound System (S5) – Base S5 Coding | Swissaudec | Yes | 17 June 2014 |
| ECMA-410 | NFC-SEC-03: NFC-SEC Entity Authentication and Key Agreement using Asymmetric Cryptography | China IWNCOMM Co. Ltd | Yes | 6 November 2014 |
| ECMA-411 | NFC-SEC-04: NFC-SEC Entity Authentication and Key Agreement using Symmetric Cryptography | China IWNCOMM Co. Ltd | Yes | 6 November 2014 |
| ECMA-415 | NFC-SEC Test Methods | China IWNCOMM Co. Ltd | Yes | 10 October 2016 |
| ECMA-423 | Holographic Data Storage Disk (HDSD) – Capacity: 1 Tbyte per disk | Amethystum Storage Technology Co. Ltd | Yes | 19 April 2023 |