MY

Masafumi Yamaguchi

KS Kawai Gakki Seisakusho: 2 patents #77 of 198Top 40%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NC Nihon Spindle Manufacturing Co.: 2 patents #6 of 47Top 15%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
SC Shin-Etsu Handotai Co.: 1 patents #385 of 679Top 60%
YC Yanmar Holdings Co.: 1 patents #349 of 636Top 55%
YC Yanmar Power Technology Co.: 1 patents #96 of 202Top 50%
AM Amazon: 1 patents #10,608 of 19,158Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
KC Kawai Musical Instruments Manufacturing Co.: 1 patents #20 of 50Top 40%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
📍 Osaka, WA: #10 of 10 inventorsTop 100%
Overall (All Time): #365,364 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12377726 Work vehicle 2025-08-05
12151747 Work vehicle 2024-11-26
12013145 Dry room and method for controlling same Katsuhiro Masuda, Akira Ueda 2024-06-18
11972424 Detection of evasive item listings Igor Grudetskyi, Yi Ren 2024-04-30
11874019 Dehumidifying device for dew point temperature adjustment Katsuhiro Masuda, Akira Ueda 2024-01-16
7305149 Image pickup information recognition system Shoji Yoshikawa, Katsuhiko Yamada, Akito Takeya 2007-12-04
6815605 Silicon single crystal and wafer doped with gallium and method for producing them Takao Abe, Teruhiko Hirasawa, Katsushi Tokunaga, Tetsuya Igarashi 2004-11-09
5997382 Method of processing sealing surface of casting and grindstone suitable for use therein Takefusa Sasamori, Motoshi NAKAMURA, Morihiro Sawada, Kazuya Nakata 1999-12-07
5286912 Electronic musical instrument with playback of background tones and generation of key-on phrase tones 1994-02-15
5278346 Electronic music instrument for shifting tone pitches of input voice according to programmed melody note data 1994-01-11
5206447 Electronic musical instrument having an ad-libbing function Hideki Takahashi 1993-04-27
5051897 Single-chip microcomputer with memory patching capability Kazuo Hayashi, Junji Kuroki 1991-09-24
4591654 Solar cells based on indium phosphide Akio Yamamoto, Chikao Uemura 1986-05-27