Inventor · disambiguated record
Yoshio Tokunaga
Also filed as: TOKUNAGA YOSHIO
4 granted patents·27 citations·filing 1974–1976
73Inventor score
Files withCITIZEN WATCH CO LTD4
Top patents by PatentIndex Score
4 records- 0164US3993297AWork-holding apparatusCITIZEN WATCH CO LTD·Filed 1975·Granted Nov 23, 1976·15 cites·6 claims
- 0237US3942287AContour grindersCITIZEN WATCH CO LTD·Filed 1974·Granted Mar 9, 1976·6 cites·11 claims
- 0335US4013281AJig driving apparatusCITIZEN WATCH CO LTD·Filed 1975·Granted Mar 22, 1977·4 cites·8 claims
- 0428US4006829ATransfer unit in a transfer machineCITIZEN WATCH CO LTD·Filed 1976·Granted Feb 8, 1977·2 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Yoshio Tokunaga 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 →