HK

Hiroaki Kubo

MC Minolta Co.: 28 patents #26 of 1,416Top 2%
IBM: 20 patents #5,451 of 70,183Top 8%
KM Konica Minolta: 17 patents #71 of 2,718Top 3%
KM Konica Minolta: 11 patents #154 of 1,361Top 15%
CC Chemical Grouting Co.: 5 patents #3 of 28Top 15%
KA Kajima: 5 patents #21 of 383Top 6%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
MI Minolta: 2 patents #592 of 1,109Top 55%
TC Tanabe Seiyaku Co.: 1 patents #222 of 389Top 60%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
YA Ykk Ap: 1 patents #9 of 37Top 25%
Kyocera: 1 patents #2,054 of 3,732Top 60%
NE Nec: 1 patents #7,889 of 14,502Top 55%
SC Sumitomo Cement Co.: 1 patents #32 of 113Top 30%
📍 Muko, JP: #1 of 115 inventorsTop 1%
Overall (All Time): #16,841 of 4,157,543Top 1%
93
Patents All Time

Issued Patents All Time

Showing 76–93 of 93 patents

Patent #TitleCo-InventorsDate
5797465 Multi-shaft drilling unit Mitsuhiro Shibasaki, Akira Mori, Hachiro Hatakeda, Tsutao Takahashi, Tetsuo Nakamura 1998-08-25
5729284 Apparatus for reproducing photographed images Toru Ishii, Gen Sasaki, Hiroshi Ootsuka, Hiroshi Kiten 1998-03-17
5664243 Camera Takashi Okada, Shigeto Ohmori, Hideki Nagata, Tsutomu Honda, Kiyoshi Seigenji +3 more 1997-09-02
5623303 Apparatus for reproducing photographed images Manabu Inoue, Hirokazu Yagura, Katsuyuki Nanba, Tsutomu Honda, Toru Ishii +3 more 1997-04-22
5606630 Photographed image reproducing apparatus Yukari Maeda, Toshiyuki Tanaka 1997-02-25
5412637 Method for putting an optical head in a stationary state and optical disk drive apparatus Naoyuki Kagami, Kohji Nakase 1995-05-02
5402402 Apparatus for controlling a optical disk drive Naoyuki Kagami, Makoto Takekoshi 1995-03-28
5384762 Focusing servo in an optical disk drive Naoyuki Kagami, Keiichi Okada 1995-01-24
5339299 Optical disk drive apparatus for searching a target track Naoyuki Kagami 1994-08-16
5255253 Apparatus and method for controlling the velocity of a disk storage head Naoyuki Kagami, Keiichi Okada, Makoto Takekoshi 1993-10-19
5249168 Method and apparatus for initializing optical disk drive apparatus Naoyuki Kagami, Hideo Ueno 1993-09-28
5228809 Consolidating agent injecting apparatus and injecting apparatus for improving ground Hiroshi Yoshida, Mitsuhiro Shibazaki, Shunji Jinbo 1993-07-20
5221963 Video camera having a video signal processing apparatus Nobuo Hashimoto, Yuuichi Kunisaki, Yoshito Konishi 1993-06-22
5199017 Optical disk drive and method for counting the number of tracks on an optical disk Naoyuki Kagami, Keiichi Okada 1993-03-30
5160220 Method of improving ground of large area Hiroshi Yoshida, Mitsuhiro Shibazaki, Shunji Jinbo 1992-11-03
5123783 Method of reusing slurry Hiroshi Yoshida, Takanori Tsutaoka, Toshio Imai, Masahiro Yoshihara, Mitsuhiro Shibazaki +2 more 1992-06-23
5123782 Method of improving ground of large area Hiroshi Yoshida, Mitsuhiro Shibazaki, Shunji Jinbo 1992-06-23
5006017 Method for improving ground of large section area Hiroshi Yoshida, Mitsuhiro Shibazaki, Shunji Jinbo 1991-04-09