Inventor · disambiguated record
Tsuneo Nakahara
Also filed as: NAKAHARA TSUNEO
6 granted patents·205 citations·filing 1973–2004
84Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES6
Top patents by PatentIndex Score
6 records- 0197US4315245AOptical information reading deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1979·Granted Feb 9, 1982·125 cites·14 claims
- 0282US7039284B2Optical waveguide incorporating submediaSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted May 2, 2006·30 cites·5 claims
- 0380US4123483AManufacturing method of an optical waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 1973·Granted Oct 31, 1978·30 cites·18 claims
- 0453US4088388AO-Type optical waveguideSUMITOMO ELECTRIC INDUSTRIES·Filed 1976·Granted May 9, 1978·9 cites·2 claims
- 0551US6459403B1Traffic control systemSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Oct 1, 2002·11 cites·6 claims
- 0635US7432521B2Logical operation element field emission emitter and logical operation circuitSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Oct 7, 2008·0 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when Tsuneo Nakahara 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 →