HY

Hiroaki Yamamoto

Sumitomo Electric Industries: 60 patents #113 of 21,551Top 1%
FU Fujifilm: 50 patents #68 of 4,519Top 2%
NL Nippon Sheet Glass Company, Limited: 27 patents #12 of 836Top 2%
AC Asmo Co.: 26 patents #6 of 745Top 1%
DI Daicel Chemical Industries: 24 patents #16 of 893Top 2%
PA Panasonic: 19 patents #1,080 of 21,108Top 6%
Mitsubishi Electric: 19 patents #1,108 of 25,717Top 5%
GC Green Tokai Co.: 16 patents #1 of 14Top 8%
SK Suzuki Jidosha Kogyo: 16 patents #1 of 121Top 1%
FA Fanuc: 11 patents #257 of 1,735Top 15%
FI Fujifilm Business Innovation: 8 patents #1,176 of 5,238Top 25%
Schlumberger Technology: 8 patents #785 of 7,293Top 15%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
KE Keihin: 5 patents #37 of 596Top 7%
DA Daicel: 4 patents #85 of 523Top 20%
KC Komatsu Electronic Metals Co.: 4 patents #26 of 160Top 20%
SM Suzuki Motor: 4 patents #123 of 1,209Top 15%
UN Unknown: 4 patents #4,220 of 83,584Top 6%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
AI Aisin: 3 patents #81 of 1,000Top 9%
Nichia: 3 patents #567 of 1,531Top 40%
Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
OF Otsuka Pharmaceutical Factory: 2 patents #79 of 354Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
SC Senju Pharmaceutical Co.: 2 patents #78 of 231Top 35%
MK Mitsubishi Denki K.K.: 2 patents #70 of 577Top 15%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
Kioxia: 2 patents #693 of 1,813Top 40%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
TC Taoka Chemical Co.: 2 patents #14 of 69Top 25%
TU Tohoku University: 2 patents #330 of 1,680Top 20%
TC Tokai Metals Co.: 2 patents #4 of 8Top 50%
SO Sony: 2 patents #12,963 of 25,231Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
ND Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
T& Tsumura &: 1 patents #52 of 128Top 45%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
HK Honda Giken Koygo: 1 patents #31 of 356Top 9%
SC Shin-Kobe Electric Machinery Co.: 1 patents #92 of 199Top 50%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
HD Hitachi Denshi: 1 patents #119 of 275Top 45%
📍 Tokyo, OH: #1 of 59 inventorsTop 2%
Overall (All Time): #996 of 4,157,543Top 1%
334
Patents All Time

Issued Patents All Time

Showing 201–225 of 334 patents

Patent #TitleCo-InventorsDate
6777224 Method for producing optically active mandelic acid derivatives Kazuya Mitsuhashi 2004-08-17
6764481 Packaged ophthalmic perfusate and cleaning fluid bag Katsuhiro Inada, Mitsuhira Nishio, Yoshiyuki Kimura, Junji Kaga, Koichi Muraoka +2 more 2004-07-20
6765721 Polarization element and method for manufacturing the same Mitsuhiro Kawazu 2004-07-20
6743517 Process for producing optical element Koichiro Nakamura, Hiroko Shikata 2004-06-01
6744707 Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same Kousei Sano, Shin-ichi Kadowaki, Ken'ichi Kasazumi, Seiji Nishino 2004-06-01
6740366 Article having predetermined surface shape and method for preparing the same Masahiro Hori, Koichiro Nakamura, Mitsuhiro Kawadu, Hiroko Shikata 2004-05-25
6738324 Recording and/or reproduction apparatus Tatsuo Saimi, Teruhiro Shiono 2004-05-18
6727613 Motor having rotatable shaft coupled with worm shaft Takenobu Kawakami, Keijiro Suzuki, Toshihiro Saitou, Tadashi Adachi, Toshiyuki Masuda +1 more 2004-04-27
6723487 Method for producing article coated with patterned film and photosensitive composition Tsutomu Minami, Masahiro Tatsumisago, Kiyoharu Tadanaga, Atsunori Matsuda, Mitsuhiro Kawadu +1 more 2004-04-20
6721485 Echelon diffraction grating and optical waveguide element Koichiro Nakamura, Masahiro Hori 2004-04-13
6707188 Motor having rotational sensor Katsuhiko Torii, Kengo Yamamura, Naoki Imamura 2004-03-16
6706507 (R)-2-octanol dehydrogenases, methods for producing the enzymes, DNA encoding the enzymes, and methods for producing alcohols using the enzymes Masatake Kudoh 2004-03-16
6700245 Motor having motor main body and speed reducing unit Kengo Yamamura, Toshihiro Saitou, Youichi Matsuyama 2004-03-02
6700269 Direct current motor yoke housing having groove-like reduced thickness portions Katsuhiko Torii, Kengo Yamamura 2004-03-02
6685992 Method for partially treating a water-repellent glass sheet Hisashi Ogawa, Toyoyuki Teranishi, Hiroaki Kobayashi, Shunji Kuramoto 2004-02-03
D484080 Automotive trim part having a bi-component show surface Takeshi Yamamoto, Mamoru Kagawa 2003-12-23
6665257 Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same Kousei Sano, Shin-ichi Kadowaki, Ken'ichi Kasazumi, Seiji Nishino 2003-12-16
6643245 Optical element, light source apparatus, optical head apparatus, and optical information processing apparatus Hideki Hayashi, Shin-ichi Kadowaki 2003-11-04
6643303 Laser drive device, optical head, and optical information processor Tatsuo Ito, Shin-ichi Kadowaki, Tomotada Kamei, Yoshiaki Komma 2003-11-04
6638467 Molding ejector plate structure and method of ejecting molded articles from mold cavity therewith 2003-10-28
6628026 Geared motor including ribbed gear housing Katsuhiko Torii 2003-09-30
6623863 Article coated with water-repellent film, liquid composition for coating with water-repellent film, and process for producing article coated with water-repellent film Kazutaka Kamitani 2003-09-23
6592173 Method of making fused film plastic parts and parts made by such methods William H. Hardgrove, Michael Andrew Swartz, Andrew G. Yorde 2003-07-15
6590722 Optical element Tadashi Koyama, Koichiro Nakamura, Jun Yamaguchi 2003-07-08
6575277 Clutch and drive device having the clutch Katsuhiko Torii, Shinji Oka 2003-06-10