KW

Kenji Watanabe

SE Seiko Epson: 104 patents #28 of 7,774Top 1%
KC King Jim Co.: 103 patents #1 of 138Top 1%
EB Ebara: 69 patents #12 of 1,611Top 1%
HI Hitachi: 50 patents #293 of 28,497Top 2%
Canon: 38 patents #1,203 of 19,416Top 7%
PA Panasonic: 25 patents #701 of 21,108Top 4%
KT Kabushiki Kaisha Toshiba: 18 patents #1,647 of 21,451Top 8%
HH Hitachi High-Technologies: 18 patents #125 of 1,917Top 7%
Honda Motor Co.: 13 patents #1,372 of 21,052Top 7%
SO Sony: 10 patents #4,411 of 25,231Top 20%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
Fujitsu Limited: 8 patents #3,989 of 24,456Top 20%
AI Aisin: 5 patents #33 of 1,000Top 4%
HC Hitachi Tokyo Electronics Co.: 5 patents #1 of 101Top 1%
FU Fuji: 5 patents #98 of 422Top 25%
ME Meidensha: 5 patents #59 of 555Top 15%
NE Nec: 4 patents #3,388 of 14,502Top 25%
NS National Institute For Materials Science: 4 patents #89 of 901Top 10%
SC Seiko Epson Corporation And King Jim Co.: 4 patents #1 of 13Top 8%
Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%
TO Toto: 4 patents #244 of 1,113Top 25%
YE Yaskawa Electric: 4 patents #198 of 1,006Top 20%
HC Hitachi Car Engineering Co.: 4 patents #107 of 465Top 25%
TC Taiho Kogyo Co.: 3 patents #73 of 332Top 25%
AC Aisin Aw Co.: 3 patents #581 of 2,011Top 30%
MC Mitsubishi Chemical: 3 patents #645 of 3,022Top 25%
WI Wiz: 3 patents #33 of 96Top 35%
FL Fujitsu Telecom Networks Limited: 3 patents #5 of 57Top 9%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
HC Hitachi High-Tech Electronics Engineering Co.: 3 patents #5 of 59Top 9%
MO Molex: 3 patents #511 of 1,726Top 30%
HC Hitachi Electronics Engineering Co.: 3 patents #16 of 175Top 10%
TC Taiyo Yuden Co.: 3 patents #384 of 959Top 45%
KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Kioxia: 2 patents #693 of 1,813Top 40%
NI Nikon: 2 patents #1,269 of 2,493Top 55%
TL Teijin Fibers Limited: 2 patents #10 of 77Top 15%
DC Dainippon Screen Mfg. Co.: 2 patents #346 of 977Top 40%
MC Mitsui Engineering & Shipbuilding Co.: 2 patents #87 of 496Top 20%
TC Takiron Co.: 2 patents #8 of 69Top 15%
PE Pentax: 2 patents #412 of 761Top 55%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
NO Nof: 2 patents #143 of 561Top 30%
AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
KC Kyushu Electric Power Co.: 1 patents #56 of 151Top 40%
BC Bandai Co.: 1 patents #89 of 210Top 45%
DI Daicel Chemical Industries: 1 patents #476 of 893Top 55%
ED Envision Aesc Energy Devices: 1 patents #9 of 33Top 30%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HC Hitachi Chemical Research Center: 1 patents #14 of 38Top 40%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
HC Hosokawa Yoko Co.: 1 patents #55 of 121Top 50%
IK Inoue Mtp Kabushiki Kaisha: 1 patents #15 of 36Top 45%
IJ Ishikawajima-Harima Jukogyo: 1 patents #170 of 494Top 35%
JI Japan Automobile Research Institute: 1 patents #3 of 28Top 15%
JV Jvckenwood: 1 patents #386 of 736Top 55%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
AC Advics Co.: 1 patents #370 of 686Top 55%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
MI Mitsubishi Cable Industries: 1 patents #162 of 372Top 45%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
MI Mizuho Information & Research Institute: 1 patents #6 of 20Top 30%
NU National University Corporation Okayama University: 1 patents #90 of 315Top 30%
NC Nippon Tungsten Co.: 1 patents #45 of 139Top 35%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
RI Rigaku: 1 patents #152 of 239Top 65%
TK Terumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
CC Chugoku Electric Power Co.: 1 patents #53 of 143Top 40%
TS Toshiba Mitsubishi-Electric Industrial Systems: 1 patents #206 of 368Top 60%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Overall (All Time): #444 of 4,157,543Top 1%
468
Patents All Time

Issued Patents All Time

Showing 451–468 of 468 patents

Patent #TitleCo-InventorsDate
4937805 Information recording medium and method of inhibiting reproduction of blank areas 1990-06-26
4934259 Automatic and continuous rice cooking system 1990-06-19
4885215 Zn-coated stainless steel welded pipe Keiichi Yoshioka, Yasushi Kato 1989-12-05
4843536 AC input free power source 1989-06-27
4790140 Liner cooling construction for gas turbine combustor or the like Yukinori Sato, Takeshi Watanabe, Isao Nikai 1988-12-13
4763827 Manufacturing method Isamu Yamazaki, Ryuichi Kyomasu, Nobuhiro Takasugi, Tsutomu Mimata, Osamu Kakutani 1988-08-16
4690348 Apparatus for winding a sheet-formed article Hiroshi Kato, Katsunori Onishi 1987-09-01
4675242 Method for holding hard plate under suction and soft sheet suitable for use in the practice of the method Takeji Hashimoto 1987-06-23
4674670 Manufacturing apparatus Isamu Yamazaki, Ryuichi Kyomasu, Nobuhiro Takasugi, Tsutomu Mimata, Osamu Kakutani 1987-06-23
4673800 Cooking apparatus with weighing device Kazumi Hirai, Mitsuo Akiyoshi, Chikao Nakano, Satoru Kodama 1987-06-16
4595827 Cooking apparatus with weighing device Kazumi Hirai, Mitsuo Akiyoshi, Chikao Nakano, Satoru Kodama 1986-06-17
4566398 Anchoring apparatus Masahiko Sasaki, Seiichi Kitamura 1986-01-28
4537824 Magnetic recording medium Masao Asano, Wataru Fujimatsu, Kazumasa Matsumoto, Hideki Murata, Toshihiko Sato 1985-08-27
4531153 Method and apparatus for encoding and decoding a binary digital information signal 1985-07-23
4508064 Internal combustion engine of hydrogen gas 1985-04-02
4431127 Apparatus for temporarily binding paper sheets 1984-02-14
4242783 Calender roll for use in super calender for magnetic tapes Goro Akashi 1981-01-06
4234607 Process for producing cured meat products Shigenori Ohta 1980-11-18