MY

Masakazu Yamamoto

EB Ebara: 27 patents #65 of 1,611Top 5%
HI Hitachi: 14 patents #2,889 of 28,497Top 15%
DE Denso: 7 patents #1,924 of 11,792Top 20%
FI Fujifilm Business Innovation: 5 patents #1,029 of 1,659Top 65%
TL Tokyo Electron Limited: 5 patents #1,450 of 5,567Top 30%
KS Kyocera Document Solutions: 4 patents #749 of 1,545Top 50%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
QC Qingdao Haier Washing Machine Co.: 3 patents #36 of 190Top 20%
AC Asahi Shipping Co.: 2 patents #5 of 10Top 50%
MC Miura Co.: 2 patents #44 of 163Top 30%
AC Aqua Co.: 2 patents #10 of 43Top 25%
TC Tsuneishi Shipbuilding Co.: 2 patents #5 of 10Top 50%
KS Kobe Steel: 2 patents #616 of 1,773Top 35%
ES Espec: 1 patents #23 of 51Top 50%
HC Haier Asia Co.: 1 patents #7 of 19Top 40%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
JC Japan Polyolefins Co.: 1 patents #37 of 85Top 45%
KM Kyocera Mita: 1 patents #439 of 763Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
📍 Iwate, JP: #5 of 263 inventorsTop 2%
Overall (All Time): #21,420 of 4,157,543Top 1%
82
Patents All Time

Issued Patents All Time

Showing 51–75 of 82 patents

Patent #TitleCo-InventorsDate
5704768 Motor pump family of centrifugal pumps Makoto Kobayashi, Yoshio Miyake 1998-01-06
5692886 Canned motor pump having concentric bearings Makoto Kobayashi, Yoshio Miyake, Koji Isemoto, Keita Uwai 1997-12-02
5676528 Motor pump family with single stage and multiple stage impellers Makoto Kobayashi, Yoshio Miyake 1997-10-14
5674056 Motor pump assembly Yoshio Miyake, Makoto Kobayashi 1997-10-07
5661416 Interface circuit and interface-network system using the same Yoshifumi Takada 1997-08-26
5648694 Motor stator assembly and full-circumferential flow pump employing such motor stator assembly Makoto Kobayashi, Yoshio Miyake 1997-07-15
5616013 Full-circumferential flow pump Makoto Kobayashi, Yoshio Miyake, Koji Isemoto, Keita Uwai, Yoshiaki Miyazaki 1997-04-01
5601419 Nozzle structure for a full-circumferential flow pump Makoto Kobayashi, Yoshio Miyake, Tsuyoshi Maeda, Hiromi Sakacho, Koji Isemoto 1997-02-11
5567133 Canned motor and pump employing such canned motor Makoto Kobaybashi, Yoshio Miyake, Koji Isemoto 1996-10-22
5564914 Fluid machine with induction motor Makoto Kobayashi, Yoshio Miyake 1996-10-15
5563490 Pump system with liquid cooling operation Kyoji Kawaguchi, Yoshio Miyake, Koji Isemoto, Keita Uwai 1996-10-08
5494403 Full-circumferential flow pump Makoto Kobayashi, Yoshio Miyake, Koji Isemoto, Keita Uwai, Yoshiaki Miyazaki 1996-02-27
5494418 Pump casing made of sheet metal Masayoshi Moriya, Makoto Kobayashi, Yoshio Miyake, Hiromi Sakacho, Koji Isemoto +3 more 1996-02-27
5478215 Full-circumferential flow pump Makoto Kobayashi, Tsuyoshi Maeda, Hiromi Sakacho, Koji Isemoto 1995-12-26
5457406 Bidirectional signal transmission circuit and terminator Yoshifumi Takada, Masaaki Kamemura 1995-10-10
5401146 Pump casing made of sheet metal Masayoshi Moriya, Makoto Kobayashi, Yoshio Miyake, Hiromi Sakacho, Koji Isemoto +3 more 1995-03-28
5388971 Full-circumferential flow pump Makoto Kobayashi, Yoshio Miyake, Tsuyoshi Maeda, Hiromi Sakacho, Koji Isemoto 1995-02-14
5385454 Bearing device for use in a canned motor Makoto Kobayashi, Yoshio Miyake, Yoshikazu Kimura 1995-01-31
5385444 Pump casing made of sheet metal Makoto Kobayashi, Yoshio Miyake 1995-01-31
5348452 Pump mounting structure of canned submersible motor for deep well pump Hiromi Sakacho, Seiichirou Yamada 1994-09-20
5214318 Semiconductor integrated circuit device having a signal transmission line pair interconnected by propagation delay time control resistance Keiichirou Nakanishi, Mararu Osanai, Minoru Yamada, Akira Masaki, Mitsuo Usami 1993-05-25
5184027 Clock signal supply system Noboru Masuda, Ryotaro Kamikawai, Masayoshi Yagyu, Hiroyuki Itoh, Tatsuya Saito 1993-02-02
5168188 Canned motor bearing having an integrally formed load side bearing bracket and end plate Hiromi Sakacho, Seiichirou Yamada 1992-12-01
5110664 Thick film and thin film composite substrate and electronic circuit apparatus using it Keiichirou Nakanishi, Minoru Yamada 1992-05-05
4954877 Chip carrier Keiichirou Nakanishi, Minoru Yamada, Satoru Ogihara, Hiroichi Shinohara, Hideo Suzuki 1990-09-04