HW

Hiroyuki Watanabe

TE Teac: 83 patents #4 of 440Top 1%
FI Fujifilm Business Innovation: 41 patents #1,029 of 1,659Top 65%
Canon: 25 patents #2,400 of 19,416Top 15%
HI Hitachi: 20 patents #1,757 of 28,497Top 7%
TO Toyota: 15 patents #1,771 of 26,838Top 7%
Nichia: 15 patents #114 of 1,531Top 8%
KT Kabushiki Kaisha Toshiba: 15 patents #1,982 of 21,451Top 10%
Kawasaki: 14 patents #92 of 2,943Top 4%
AC Aps Japan Co.: 14 patents #1 of 7Top 15%
SO Sony: 13 patents #3,381 of 25,231Top 15%
SC Sanyo Electric Co.: 13 patents #333 of 6,347Top 6%
NC Nippon Zeon Co.: 13 patents #13 of 609Top 3%
HK Hamamatsu Photonics K.K.: 13 patents #156 of 1,436Top 15%
SC Shin-Etsu Quartz Products Co.: 12 patents #7 of 149Top 5%
KM Konica Minolta: 11 patents #154 of 1,361Top 15%
AC Asahi Glass Co.: 11 patents #160 of 2,251Top 8%
TC Tomy Kogyo Co.: 10 patents #3 of 149Top 3%
Mitsubishi Electric: 10 patents #2,886 of 25,717Top 15%
Fujitsu Limited: 7 patents #4,529 of 24,456Top 20%
HM Hitachi Medical: 7 patents #98 of 680Top 15%
MC Mitsui Mining & Smelting Co.: 6 patents #80 of 838Top 10%
HQ Heraeus Quarzglas: 6 patents #42 of 287Top 15%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
IC Ibiden Co.: 6 patents #146 of 730Top 20%
OC Olympus Optical Co.: 6 patents #576 of 2,334Top 25%
NE Nec: 5 patents #2,830 of 14,502Top 20%
TC Toyo Soda Manufacturing Co.: 5 patents #29 of 272Top 15%
KO Konica: 5 patents #528 of 1,958Top 30%
KM Konica Minolta: 4 patents #901 of 2,718Top 35%
NC Nidec Copal: 4 patents #33 of 172Top 20%
OL Olympus: 4 patents #1,098 of 3,097Top 40%
SV Saint-Gobain Vitrage: 3 patents #88 of 496Top 20%
SL Semiconductor Energy Laboratory: 3 patents #754 of 1,113Top 70%
MC Murata Manufacturing Co.: 3 patents #2,166 of 5,295Top 45%
Aisin Seiki Kabushiki Kaisha: 3 patents #1,084 of 3,782Top 30%
MI Mitutoyo: 3 patents #276 of 721Top 40%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
TK Toshiba Tec Kabushiki Kaisha: 3 patents #733 of 1,664Top 45%
AI Aiwa: 3 patents #4 of 72Top 6%
SI Seiko Instruments: 3 patents #474 of 1,437Top 35%
PK Pilot Precision Kabushiki Kaisha: 3 patents #3 of 8Top 40%
KM Kawasaki Motors: 3 patents #40 of 203Top 20%
Micron: 3 patents #3,077 of 6,345Top 50%
TC Tomy Company: 2 patents #85 of 226Top 40%
AA Aruze Gaming America: 2 patents #68 of 127Top 55%
BO Bosch: 2 patents #27 of 191Top 15%
CH Chisso: 2 patents #331 of 833Top 40%
F- F-Tech: 2 patents #12 of 100Top 15%
HC Hitachi Engineering Co.: 2 patents #103 of 572Top 20%
HC Hitachi Engineering & Services Co.: 2 patents #17 of 129Top 15%
HO Hoya: 2 patents #523 of 1,290Top 45%
I- I-Magic: 2 patents #2 of 9Top 25%
IC I'Msep Co.: 2 patents #3 of 9Top 35%
JD Japan Display: 2 patents #741 of 1,204Top 65%
KO Komatsu: 2 patents #831 of 2,087Top 40%
LP Lenovo (Singapore) Pte.: 2 patents #509 of 1,301Top 40%
ME Meidensha: 2 patents #147 of 555Top 30%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
Rohm Co.: 2 patents #1,039 of 2,292Top 50%
SC Sagami Chemical Research Center: 2 patents #73 of 312Top 25%
SI Sanyo Chemical Industries: 2 patents #123 of 607Top 25%
SE Seta: 2 patents #6 of 20Top 30%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
TI Tokai Rubber Industries: 2 patents #181 of 557Top 35%
CO Comcast: 2 patents #1,624 of 4,447Top 40%
MC M. Watanabe & Co.: 1 patents #7 of 18Top 40%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Pioneer: 1 patents #1,107 of 1,730Top 65%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
RK Riso Kagaku: 1 patents #321 of 551Top 60%
CG Continental Automotive Gmbh: 1 patents #979 of 2,324Top 45%
AK Asahi Denka Kogyo: 1 patents #75 of 196Top 40%
KC Konami Digital Entertainment Co.: 1 patents #313 of 611Top 55%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
JC Jss Optical Technology Co.: 1 patents #3 of 5Top 60%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
SE Seiko Instruments & Electronics: 1 patents #72 of 164Top 45%
IC Idemitsu Petrochemical Co.: 1 patents #305 of 578Top 55%
ST Semiconductor Leading Edge Technologies: 1 patents #13 of 46Top 30%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
SC Shin-Etsu Handotai Co.: 1 patents #385 of 679Top 60%
SD Showa Denko: 1 patents #231 of 593Top 40%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
HC Huizhou Daya Bay Jss Optical Technology Co.: 1 patents #3 of 5Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SL Sumitomo Riko Company Limited: 1 patents #206 of 446Top 50%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
AU Atsugi Unisia: 1 patents #44 of 117Top 40%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
The Yokohama Rubber Co.: 1 patents #666 of 1,136Top 60%
AC Atsugi Motor Parts Company: 1 patents #38 of 93Top 45%
AI Aisin: 1 patents #310 of 1,000Top 35%
HC Hitachi Techno Engineering Co.: 1 patents #34 of 111Top 35%
TT Toshiba Lighting & Technology: 1 patents #279 of 486Top 60%
HC Hitachi Electronics Engineering Co.: 1 patents #61 of 175Top 35%
DI Disco: 1 patents #384 of 708Top 55%
UJ Unisia Jecs: 1 patents #221 of 395Top 60%
NI Nec Solution Innovators: 1 patents #69 of 178Top 40%
NA Namco: 1 patents #89 of 269Top 35%
MC Mitsumi Electric Co.: 1 patents #527 of 935Top 60%
NI Nippon Valqua Industries: 1 patents #30 of 83Top 40%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
Overall (All Time): #360 of 4,157,543Top 1%
515
Patents All Time

Issued Patents All Time

Showing 25 most recent of 515 patents

Patent #TitleCo-InventorsDate
12407361 Digital control regulator Daisuke Ide, Nobuhiko Shigyo, Keita Komagata, Takahiro Naito 2025-09-02
12275000 Method of producing catalyst or adsorbent carrier, and catalyst or adsorbent carrier Takafumi Watanabe, Masao Yamaguchi, Teruo Watanabe, Hidemitsu Watanabe 2025-04-15
12248273 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Nobuhiro Nakamura, Tomohito Ishida, Shuhei Iwasaki, Fumiyuki Hiyama, Shuntaro Watanabe 2025-03-11
12153370 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus Tomohito Ishida, Shuntaro Watanabe, Nobuhiro Nakamura, Tatsuya Yamaai, MASATADA HIROTA 2024-11-26
12153376 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Shuntaro Watanabe, Tomohito Ishida, Nobuhiro Nakamura, Tatsuya Yamaai, MASATADA HIROTA 2024-11-26
12109667 Spindle unit and processing apparatus 2024-10-08
12051925 Charging control method of a battery pack for portable electronic devices Hideshi Tsukamoto, Hiromitsu Yamaguchi, Daisuke Arai 2024-07-30
12045006 Electrophotographic photosensitive member Shuhei Iwasaki, Tomohito Ishida, Nobuhiro Nakamura, Tatsuya Yamaai, Yuka Ishiduka +2 more 2024-07-23
12023930 Inkjet head and inkjet recording apparatus 2024-07-02
11899479 Digitally controlled low dropout regulator Daisuke Ide, Nobuhiko Shigyo, Keita Komagata, Takahiro Naito 2024-02-13
11891556 Nitride phosphor, method for manufacturing the same, and light emitting device Shigeyuki Suzuki, Shoji Hosokawa 2024-02-06
11867380 Wavelength conversion member and light emitting device Shigeki Yoshida, Eri Matsuka 2024-01-09
11865512 Method of producing catalyst or adsorbent carrier, and catalyst or adsorbent carrier Takafumi Watanabe, Masao Yamaguchi, Teruo Watanabe, Hidemitsu Watanabe 2024-01-09
11852057 Heat exchanger, and internal combustion engine blow-by gas processing device Yuki Himuro, Kotaro Kimura 2023-12-26
11799475 Semiconductor device and method for controlling body bias thereof Hideshi Shimo 2023-10-24
11791639 Discharge control method of a battery pack for portable electronic devices Hideshi Tsukamoto, Hiromitsu Yamaguchi, Daisuke Arai 2023-10-17
11782353 Method for producing electrophotographic photosensitive member Nobuhiro Nakamura, Tomohito Ishida, Shuhei Iwasaki, Tatsuya Yamaai, Yuka Ishiduka +2 more 2023-10-10
11772744 Control device of gear transmission-equipped vehicle and method of controlling gear transmission-equipped vehicle Kengo Ueda, Kazuki Arima 2023-10-03
11773323 Fluorescent material and method for producing same Shigeki Yoshida, Takayuki Shinohara 2023-10-03
11692135 Nitride phosphor, method for manufacturing the same, and light emitting device Shigeyuki Suzuki, Shoji Hosokawa 2023-07-04
11690930 Photocatalytic device Teruo Watanabe, Hidemitsu Watanabe, Takafumi Watanabe 2023-07-04
11688592 Photocathode, electron tube, and method for manufacturing photocathode Terunori Kawai, Yoshitaka Torii, Masami Shibayama, Shinichi Yamashita 2023-06-27
11662754 Reference voltage circuit and electronic apparatus with proportional and complementary voltage generation and temperature characteristic adjustment circuit 2023-05-30
11658003 Method for producing phosphor panel, phosphor panel, image intensifier and scanning-type electronic microscope Yasumasa Hamana, Kenshi Shimano, Hiroji Nishizawa 2023-05-23
11634794 Aluminum alloy, manufacturing method of laminated molding and laminated molding Atsushi ITANI, Kazuo Kikawa 2023-04-25