Inventor · disambiguated record
Tutomu Shibata
Also filed as: SHIBATA TUTOMU
7 granted patents·110 citations·filing 1975–1980
85Inventor score
Top patents by PatentIndex Score
7 records- 0188US4309002AMechanism for preventing loosening of magnetic recording tape of tape cassetteOLYMPUS OPTICAL CO·Filed 1980·Granted Jan 5, 1982·35 cites·9 claims
- 0285US4002722AProcess and apparatus for wet treatment of vent gasSINTOKOGIO LTD·Filed 1975·Granted Jan 11, 1977·42 cites·8 claims
- 0369US4363042AMethod and apparatus for automatically tracking a magnetic tapeOLYMPUS OPTICAL CO·Filed 1980·Granted Dec 7, 1982·15 cites·10 claims
- 0446US4330802AMagnetic cassette tape record and play apparatusOLYMPUS OPTICAL CO·Filed 1980·Granted May 18, 1982·6 cites·8 claims
- 0544US4320879ATape cassette drive assemblyOLYMPUS OPTICAL CO·Filed 1980·Granted Mar 23, 1982·5 cites·8 claims
- 0643US4318139AMethod and apparatus for controlling a microcassette tape transportOLYMPUS OPTICAL CO·Filed 1980·Granted Mar 2, 1982·5 cites·12 claims
- 0734US4316590ATape cassetteOLYMPUS OPTICAL CO·Filed 1980·Granted Feb 23, 1982·2 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Tutomu Shibata 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 →