Inventor · disambiguated record
Yoshio Kameyama
Also filed as: KAMEYAMA YOSHIO
4 granted patents·90 citations·filing 1977–1982
79Inventor score
Top patents by PatentIndex Score
4 records- 0182US4420162AMechanical seal and method of forming a sliding surface thereofEAGLE IND CO LTD·Filed 1981·Granted Dec 13, 1983·34 cites·18 claims
- 0267US4187107AMaking gravure plate with tint screenTOPPAN PRINTING CO LTD·Filed 1978·Granted Feb 5, 1980·22 cites·14 claims
- 0367US4158567AMethod of screen gravure photoengravingTOPPAN PRINTING CO LTD·Filed 1977·Granted Jun 19, 1979·21 cites·6 claims
- 0452US4444399AMechanical seal and method of forming a sliding surface thereofEAGLE IND CO LTD·Filed 1982·Granted Apr 24, 1984·13 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Yoshio Kameyama 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 →