Inventor · disambiguated record
Katsuhiko Yamatsu
Also filed as: YAMATSU KATSUHIKO
8 granted patents·3 pending applications·8 citations·filing 2000–2014
74Inventor score
Top patents by PatentIndex Score
11 records- 0162US6810112B1Method and apparatus for testing an information notification serviceFUJITSU LTD·Filed 2000·Granted Oct 26, 2004·8 cites·19 claims
- 0244US8873404B2Node device, communication method, storage medium, and network systemFUJITSU LTD·Filed 2014·Granted Oct 28, 2014·0 cites·9 claims
- 0343US9614817B2Apparatus, system, method, and mediumFUJITSU LTD·Filed 2014·Granted Apr 4, 2017·0 cites·13 claims
- 0443US2005025167A1Media access control device for wireless LANFiled 2004·Application pending·0 cites
- 0542US10003532B2Communication method and communication apparatusFUJITSU LTD·Filed 2013·Granted Jun 19, 2018·0 cites·5 claims
- 0642US2014198666A1Data transfer method and node apparatus that uses the sameFUJITSU LTD·Filed 2014·Application pending·0 cites
- 0741US9485705B2Transmission control method and transmission control apparatusFUJITSU LTD·Filed 2014·Granted Nov 1, 2016·0 cites·4 claims
- 0840US9270573B2Node apparatus, data relay method and computer-readable recording mediumFUJITSU LTD·Filed 2014·Granted Feb 23, 2016·0 cites·11 claims
- 0939US7796618B2Communication device and communication method using tokens and local counters of discarded packets to maintain order of the packetsFUJITSU SEMICONDUCTOR LTD·Filed 2005·Granted Sep 14, 2010·0 cites·10 claims
- 1037US2014133292A1Communication method and a node deviceFUJITSU LTD·Filed 2013·Application pending·0 cites
- 1134US8171484B2Resource management apparatus and radio network controllerYAMATSU KATSUHIKO·Filed 2007·Granted May 1, 2012·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Katsuhiko Yamatsu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →