TK

Tatsuya Kubota

SO Sony: 19 patents #2,183 of 25,231Top 9%
OC Olympus Optical Co.: 13 patents #219 of 2,334Top 10%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Overall (All Time): #89,938 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
5391144 Ultrasonic treatment apparatus Tomohisa Sakurai, Hideo Nagazumi, Kazuya Hijii, Toshihiko Suzuta, Masahiro Kudo +7 more 1995-02-21
5387190 Probe break detector for an ultrasonic aspirator Masakazu Gotanda, Tetsumaru Kubota, Yuichi Ikeda, Toshihiko Hashiguchi, Hitoshi Karasawa +1 more 1995-02-07
5255669 Ultrasonic treatment apparatus Kazuya Hijii, Tetsumaru Kubota, Yuichi Ikeda 1993-10-26
5211625 Ultrasonic treatment apparatus Tomohisa Sakurai, Tetsumaru Kubota, Hiroaki Kagawa, Yuichi Ikeda, Mitsumasa Okada +7 more 1993-05-18
5163433 Ultrasound type treatment apparatus Hiroaki Kagawa, Tomohisa Sakurai, Tetsumaru Kubota, Hitoshi Karasawa, Yuichi Ikeda +7 more 1992-11-17
5076276 Ultrasound type treatment apparatus Tomohisa Sakurai, Tetsumaru Kubota, Hitoshi Karasawa, Yuichi Ikeda, Mitsumasa Okada +7 more 1991-12-31
5042460 Ultrasonic treating apparatus with device for inhibiting drive when ultrasonic element is determined to be defective Tomohisa Sakurai, Masakazu Gotanda, Toshihiko Suzuta, Kazuya Hijii, Yuichi Ikeda +5 more 1991-08-27
4979952 Ultrasonic vibration treatment apparatus Syuichi Takayama, Shinji Hatta, Masakazu Gotanda, Hitoshi Karasawa, Hiroshi Sasaki +2 more 1990-12-25
4961424 Ultrasonic treatment device Masakazu Gotanda, Shinji Hatta, Hitoshi Karasawa, Tetsumaru Kubota, Takeaki Nakamura +2 more 1990-10-09
4867141 Medical treatment apparatus utilizing ultrasonic wave Akio Nakada, Syuichi Takayama, Tetsumaru Kubota, Koji Taguchi, Shinichi Imade +1 more 1989-09-19
4751573 Standard converting apparatus 1988-06-14
4698676 Video signal control circuit Kenji Takanashi 1987-10-06