HK

Hiroaki Kawai

Fujitsu Limited: 51 patents #251 of 24,456Top 2%
KS Kobe Steel: 12 patents #85 of 1,773Top 5%
KC Kobelco Construction Machinery Co.: 8 patents #36 of 422Top 9%
Aisin Seiki Kabushiki Kaisha: 5 patents #693 of 3,782Top 20%
KC Kobelco Cranes Co.: 4 patents #8 of 55Top 15%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
CL Copal Company Limited: 1 patents #52 of 139Top 40%
KS Kobe Steel: 1 patents #78 of 306Top 30%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
JV Jvckenwood: 1 patents #386 of 736Top 55%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #25,732 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 1–25 of 75 patents

Patent #TitleCo-InventorsDate
11001481 Load detector, and winding apparatus for crane comprising said detector Takashi Hiekata, Koji Inoue, Takashi Tokuyama, Hiroshi Hashimoto, Toshiaki Shimoda +3 more 2021-05-11
10826423 Motor driving apparatus and motor driving method Shunsuke Nakano 2020-11-03
10399828 Electrically driven winch device and mobile crane Takashi Hiekata, Koji Inoue, Shintaroh Sasai, Tetsuya Ogawa, Toshiro Yamashita 2019-09-03
10399553 Operating switch and parking brake control device Kenichiro Matsubara 2019-09-03
10381890 Axial-gap rotating electric machine Koji Inoue, Takashi Hiekata, Shintaro Sasai, Tetsuya Ogawa, Toshiro Yamashita +2 more 2019-08-13
10355570 Outer rotor-type axial gap brushless motor Kenichi Inoue, Koji Inoue, Takashi Hiekata, Kazuhide Sekiyama 2019-07-16
10315896 Electric winch device Takashi Hiekata, Shintaro Sasai, Naoto Hori, Toshiro Yamashita, Koichi Shimomura 2019-06-11
10287137 Winch control apparatus and crane Takashi Tokuyama, Toshiaki Shimoda, Koji Inoue, Tetsuya Ogawa, Shintaroh Sasai 2019-05-14
10264359 Speaker damper and speaker unit Akira SHIGETA, Satoshi TOMIZAWA 2019-04-16
10196247 Electric winch device Takashi Hiekata, Toshiro Yamashita, Shintaro Sasai, Naoto Hori, Koichi Shimomura 2019-02-05
10189687 Electric winch device and mobile crane Takashi Hiekata, Koji Inoue, Shintaro Sasai, Tetsuya Ogawa, Toshiro Yamashita 2019-01-29
10150655 Electric winch device Takashi Hiekata, Toshiro Yamashita, Shintaro Sasai, Naoto Hori, Koichi Shimomura 2018-12-11
10087057 Braking apparatus for electric winch Takashi Hiekata, Shintaro Sasai, Toshiro Yamashita 2018-10-02
9796564 Crane Takashi Hiekata, Koji Inoue, Shintaro Sasai, Toshiro Yamashita, Koichi Shimomura +1 more 2017-10-24
9030165 Operating machine Koichi Shimomura, Hideaki Ishihara, Shintaro Sasai 2015-05-12
8511490 Slewing stop control apparatus and method for slewing type working machine Akira Tsutsui, Koichi Shimomura 2013-08-20
8505292 Braking control apparatus for slewing type working machine Akira Tsutsui, Takahiro Kobayashi, Koichi Shimomura 2013-08-13
7077320 Method of and apparatus for reading 2006-07-18
6964375 Method of and apparatus for reading 2005-11-15
6827268 Imaging device Mitsuharu Ishii, Toshitaka Aoki, Isao Iwaguchi, Kozo Yamazaki, Mitsuo Watanabe 2004-12-07
6732931 Method of and apparatus for reading 2004-05-11
6719202 Commodity information management system Isao Iwaguchi, Mitsuo Watanabe, Kozo Yamazaki 2004-04-13
6695210 Bar code reader and bar code reading method Mitsuo Watanabe, Motohiko Itoh, Isao Iwaguchi 2004-02-24
6619548 System and method of reading bar code with two scanning beams Motohiko Itoh, Shinichi Satoh, Mitsuo Watanabe, Isao Iwaguchi 2003-09-16
6520413 POS system, an optical reader, and an information processing system Mitsuo Watanabe, Isao Iwaguchi 2003-02-18