Inventor · disambiguated record
Tetsufumi Takayasu
Also filed as: TAKAYASU TETSUFUMI
5 granted patents·98 citations·filing 1989–2001
83Inventor score
Technology areasH04B
Top patents by PatentIndex Score
5 records- 0180USD310366SPortable radio telephoneKOKUSAI ELECTRIC CO LTD·Filed 1989·Granted Sep 4, 1990·20 cites·1 claims
- 0279US6411515B1AmplifierHITACHI INT ELECTRIC INC·Filed 2001·Granted Jun 25, 2002·33 cites·10 claims
- 0369USD392646SHolder for portable wireless car telephoneKOKUSAI ELECTRIC CO LTD·Filed 1997·Granted Mar 24, 1998·16 cites·1 claims
- 0466USD388431SPortable wireless telephoneKOKUSAI ELECTRIC CO LTD·Filed 1997·Granted Dec 30, 1997·16 cites·1 claims
- 0563USD402957SBattery charger for portable wireless phoneKOKUSAI ELECTRIC CO LTD·Filed 1996·Granted Dec 22, 1998·13 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →