Inventor · disambiguated record
Tetsuo Oyama
Also filed as: OYAMA TETSUO
4 granted patents·118 citations·filing 1977–1999
78Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0188US5182075ANuclear fusion reactorHITACHI LTD·Filed 1990·Granted Jan 26, 1993·94 cites·32 claims
- 0242US4114243AProcess for producing cathode for cathode ray tube of directly heating typeHITACHI LTD·Filed 1977·Granted Sep 19, 1978·4 cites·24 claims
- 0339US5962160ASodium-sulfur battery, and a battery system using sameHITACHI LTD·Filed 1996·Granted Oct 5, 1999·11 cites·28 claims
- 0437US6329099B1Sodium-sulfur battery, and a battery system using sameHITACHI LTD·Filed 1999·Granted Dec 11, 2001·9 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when Tetsuo Oyama 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 →