Inventor · disambiguated record
Masakatsu Watanabe
Also filed as: NAKADA MINORU · WATANABE MASAKATSU
10 granted patents·1 pending application·285 citations·filing 1976–2008
89Inventor score
Files withHOCHIKI CO6HINE RYO2KONAMI DIGITAL ENTERTAINMENT1SEKIYA TOORU1TOKYO COCA COLA BOTTLING CO LT1
Top patents by PatentIndex Score
11 records- 0179US5352876AMethod and apparatus for transaction settlementTOKYO COCA COLA BOTTLING CO LT·Filed 1993·Granted Oct 4, 1994·210 cites·17 claims
- 0278US4205269ARemote control variable attenuation device for an antenna amplifierHOCHIKI CO·Filed 1978·Granted May 27, 1980·19 cites·7 claims
- 0376US4180804ARemote control device for an amplifier trap circuitHOCHIKI CO·Filed 1978·Granted Dec 25, 1979·11 cites·11 claims
- 0469US7453582B2Position detection systemKONAMI DIGITAL ENTERTAINMENT·Filed 2008·Granted Nov 18, 2008·1 cites·10 claims
- 0566US4198624AAlarm systemHOCHIKI CO·Filed 1978·Granted Apr 15, 1980·20 cites·8 claims
- 0651US9308440B2Input device for game machineHINE RYO·Filed 2008·Granted Apr 12, 2016·0 cites·8 claims
- 0751US8854297B2Interface unit for game machine and game machineHINE RYO·Filed 2008·Granted Oct 7, 2014·0 cites·20 claims
- 0848US4148021AAlarm system utilizing bidirectional wired television systemHOCHIKI CO·Filed 1977·Granted Apr 3, 1979·10 cites·7 claims
- 0947US4075628AAlarm system utilizing cable-tv multi-receiver systemsHOCHIKI CO·Filed 1976·Granted Feb 21, 1978·10 cites·2 claims
- 1035US4139843AAlarm systemHOCHIKI CO·Filed 1978·Granted Feb 13, 1979·4 cites·4 claims
- 1135US2007193945A1Swelling/contracting filterSEKIYA TOORU·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masakatsu Watanabe 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 →