Inventor · disambiguated record
Katsuyoshi Sakamoto
Also filed as: SAKAMOTO KATSUYOSHI
7 granted patents·2 pending applications·181 citations·filing 1981–2019
88Inventor score
Top patents by PatentIndex Score
9 records- 0189US4412469ATurret punch presses having tool holders rotatably mounted in the turretsAMADA CO LTD·Filed 1981·Granted Nov 1, 1983·52 cites·4 claims
- 0279US4658625ABending machine and a die changing system for such bending machineAMADA CO LTD·Filed 1985·Granted Apr 21, 1987·22 cites·6 claims
- 0377US4901427APunch pressAMADA CO LTD·Filed 1987·Granted Feb 20, 1990·26 cites·8 claims
- 0477US4558616APunch press having retractable punching toolsAMADA CO LTD·Filed 1983·Granted Dec 17, 1985·24 cites·4 claims
- 0569US4680955ADie exchange deviceAMADA CO LTD·Filed 1985·Granted Jul 21, 1987·27 cites·6 claims
- 0663US4656861ABending machine and a die changing system for such bending machineAMADA CO LTD·Filed 1986·Granted Apr 14, 1987·17 cites·7 claims
- 0752US4843704ATool exchange apparatusAMADA CO LTD·Filed 1987·Granted Jul 4, 1989·13 cites·5 claims
- 0841US2022179138A1Wavelength conversion member and utilization thereof, backlight unit and image display deviceSHOWA DENKO MATERIALS CO LTD·Filed 2019·Application pending·0 cites
- 0938US2022187518A1Wavelength conversion member, backlight unit, and image display deviceSHOWA DENKO MATERIALS CO LTD·Filed 2019·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Katsuyoshi Sakamoto 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 →