KH

Kazuya Hijii

OC Olympus Optical Co.: 14 patents #201 of 2,334Top 9%
OL Olympus: 12 patents #348 of 3,097Top 15%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
Overall (All Time): #147,518 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
8226646 High frequency treatment instrument Sumihito Konishi, Kazunori Taniguchi, Yoshitaka Honda 2012-07-24
7867229 High-frequency treatment apparatus Tsuyoshi Hayashida, Kazunori Taniguchi, Shigeo Nagayama 2011-01-11
7758574 Electric surgery apparatus for supplying electric power suitable for subject tissue Shinji Hatta, Tsuyoshi Hayashida, Masahide Ohyama, Kenji Harano 2010-07-20
7682359 High-frequency treatment apparatus Tsuyoshi Hayashida, Kazunori Taniguchi, Shigeo Nagayama 2010-03-23
7172591 Electric operation apparatus Kenji Harano, Masahide Ohyama, Koji Yamauchi, Shinji Hatta 2007-02-06
7128742 Electric operation apparatus and control method thereof Masahide Ohyama, Shinji Hatta, Koji Shimomura, Kenji Harano, Tsuyoshi Hayashida 2006-10-31
7060065 Resectscope apparatus Masahide Ohyama, Kenji Harano 2006-06-13
7001381 Electric operation apparatus Kenji Harano, Masahide Ohyama 2006-02-21
6929643 Resectoscope apparatus and electric operation apparatus Masahide Ohyama, Shinji Hatta, Kenji Harano, Takeaki Nakamura, Shuichi Kimura 2005-08-16
6918909 Resectoscope apparatus Masahide Ohyama, Shinji Hatta, Kenji Harano, Takeaki Nakamura, Shuichi Kimura 2005-07-19
6872207 Resectscope apparatus Masahide Ohyama, Kenji Harano 2005-03-29
6855142 Electrosurgical device for treating body tissue with high-frequency power Kenji Harano, Masahide Ohyama, Shinji Hatta 2005-02-15
6730080 Electric operation apparatus Kenji Harano, Masahide Ohyama, Koji Yamauchi, Shinji Hatta 2004-05-04
6663623 Electric surgical operation apparatus Masahide Oyama, Kenji Harano, Hiroyuki Takahashi 2003-12-16
6635057 Electric operation apparatus Kenji Harano, Masahide Ohyama 2003-10-21
6464696 Electrical surgical operating apparatus Masahide Oyama, Kenji Harano, Hiroyuki Takahashi 2002-10-15
6383183 High frequency treatment apparatus Naomi Sekino, Yasuhiko Kikuchi, Masahide Ohyama, Kouji Yamauchi, Hiroyuki Takahashi +6 more 2002-05-07
5931836 Electrosurgery apparatus and medical apparatus combined with the same Shinji Hatta, Masakazu Gotanda, Tomohisa Sakurai, Yoshito Ichikawa, Masahide Oyama +4 more 1999-08-03
5836897 Ultrasonic treatment apparatus Tomohisa Sakurai, Hideo Nagazumi, Toshihiko Suzuta, Masahiro Kudo, Kenji Yoshino +7 more 1998-11-17
5688235 Ultrasonic treatment apparatus Tomohisa Sakurai, Hideo Nagazumi, Toshihiko Suzuta, Masahiro Kudo, Kenji Yoshino +7 more 1997-11-18
5540683 High frequency cauterizing apparatus Yoshito Ichikawa 1996-07-30
5391144 Ultrasonic treatment apparatus Tomohisa Sakurai, Hideo Nagazumi, Toshihiko Suzuta, Masahiro Kudo, Kenji Yoshino +7 more 1995-02-21
5255669 Ultrasonic treatment apparatus Tatsuya Kubota, Tetsumaru Kubota, Yuichi Ikeda 1993-10-26
5211625 Ultrasonic treatment apparatus Tomohisa Sakurai, Tetsumaru Kubota, Tatsuya Kubota, Hiroaki Kagawa, Yuichi Ikeda +7 more 1993-05-18
5163433 Ultrasound type treatment apparatus Hiroaki Kagawa, Tomohisa Sakurai, Tetsumaru Kubota, Hitoshi Karasawa, Tatsuya Kubota +7 more 1992-11-17