Inventor · disambiguated record
Yutaka Katayama
Also filed as: KATAYAMA YUTAKA
11 granted patents·3 pending applications·545 citations·filing 1981–2023
93Inventor score
Top patents by PatentIndex Score
14 records- 0195USD377509SHead for golf clubKATAYAMA YUTAKA·Filed 1995·Granted Jan 21, 1997·96 cites·1 claims
- 0294US5398935AGolf wood clubheadMARUMAN GOLF·Filed 1993·Granted Mar 21, 1995·158 cites·5 claims
- 0394USD304771SPipeARUMAN KK·Filed 1988·Granted Nov 21, 1989·52 cites·1 claims
- 0490US10518506B2Layered product and process for producing sameTORAY INDUSTRIES·Filed 2015·Granted Dec 31, 2019·7 cites·12 claims
- 0584US5056788AClub set with progressively altered hosel thickness and head weightMARUMAN GOLF·Filed 1989·Granted Oct 15, 1991·69 cites·1 claims
- 0682US4365307ATemperature pattern measuring deviceSUMITOMO METAL IND·Filed 1981·Granted Dec 21, 1982·40 cites·11 claims
- 0774US5280911AClubhead for golf iron clubMARUMAN GOLF·Filed 1991·Granted Jan 25, 1994·47 cites·1 claims
- 0869US5160137AIron golf club setMARUMAN GOLF·Filed 1992·Granted Nov 3, 1992·41 cites·1 claims
- 0967US2025132354A1Gas diffusion electrode for fuel cellsTORAY INDUSTRIES·Filed 2023·Application pending·0 cites
- 1058USD304625SPipeARUMAN KK·Filed 1988·Granted Nov 14, 1989·8 cites·1 claims
- 1151US5171738AMethod of treating malignant tumorsTORAY INDUSTRIES·Filed 1989·Granted Dec 15, 1992·21 cites·3 claims
- 1250USD344560SGolf club headMARUMAN GOLF·Filed 1991·Granted Feb 22, 1994·6 cites·1 claims
- 1349US2021085289A1Ultrasonic measurement device, contact determination server device, non-transitory computer-readable medium storing contact determination program, and contact determination methodTRIPLE W JAPAN INC·Filed 2020·Application pending·0 cites
- 1447US2015293025A1Metal dot substrate and method of manufacturing metal dot substrateTORAY INDUSTRIES·Filed 2013·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yutaka Katayama 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 →