Inventor · disambiguated record
Takehisa Ohkawa
Also filed as: OHKAWA TAKEHISA
7 granted patents·72 citations·filing 1981–1982
85Inventor score
Files withTDK ELECTRONICS CO LTD7
Top patents by PatentIndex Score
7 records- 0178US4400435AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1981·Granted Aug 23, 1983·20 cites·6 claims
- 0270US4409300AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Oct 11, 1983·15 cites·9 claims
- 0359US4352859AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1981·Granted Oct 5, 1982·17 cites·6 claims
- 0450US4416947AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Nov 22, 1983·7 cites·10 claims
- 0539US4416948AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Nov 22, 1983·7 cites·10 claims
- 0633US4436786AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Mar 13, 1984·4 cites·10 claims
- 0726US4579780AMagnetic recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Apr 1, 1986·2 cites·5 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →