YK

Yasuaki Kasai

OL Olympus: 17 patents #188 of 3,097Top 7%
DT Daido Tokushuko: 4 patents #31 of 382Top 9%
DK Daido Tokushuko K.K.: 1 patents #1 of 19Top 6%
General Motors: 1 patents #9,361 of 18,328Top 55%
Overall (All Time): #183,933 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
10330916 Optical-fiber scanner, illumination apparatus, and observation apparatus Hiroshi TSURUTA, Hirokazu YOKOTA 2019-06-25
10197797 Scanner unit, optical fiber scanner, illumination apparatus, and observation apparatus Hirokazu YOKOTA, Hiroshi TSURUTA, Yoshiro OKAZAKI, Kazutoshi KUMAGAI 2019-02-05
10151918 Scanner, scanning illuminator, and scanning observation apparatus Hiroshi TSURUTA 2018-12-11
10067338 Optical fiber scanner, illumination device, and observation apparatus having a holding section that conducts electricity between an electrically conductive frame and a piezoelectric element Yoshiro OKAZAKI, Hiroshi TSURUTA, Hirokazu YOKOTA, Kazutoshi KUMAGAI 2018-09-04
10036887 Optical fiber scanner, illumination system, and observation apparatus Hiroshi TSURUTA 2018-07-31
9921407 Fiber-optic scanner having vibration damping member and illuminating device and observation instrument having the fiber-optic scanner 2018-03-20
9874739 Optical fiber scanner, illumination apparatus, and observation apparatus Hiroshi TSURUTA, Yoshiro OKAZAKI, Hirokazu YOKOTA, Kazutoshi KUMAGAI 2018-01-23
9835851 Optical fiber scanner Tomoki Funakubo, Hiroshi TSURUTA, Morimichi SHIMIZU 2017-12-05
8531084 Ultrasonic motor unit 2013-09-10
8446068 Ultrasonic motor 2013-05-21
8084921 Ultrasonic motor drive apparatus Nagahide SAKAI 2011-12-27
7791796 Motorized table apparatus and microscope stage Yoshihiro Ue, Katsuji Horiuchi 2010-09-07
7732983 Ultrasonic motor 2010-06-08
7635940 Ultrasonic motor and microscope stage Yoshihiro Ue, Nagahide SAKAI, Makoto Harada 2009-12-22
7508114 Ultrasonic motor Makoto Harada 2009-03-24
7449814 Driving method for ultrasonic motor and apparatus using the same Makoto Harada 2008-11-11
6965188 Ultrasonic-actuator driving apparatus and ultrasonic-actuator driving method 2005-11-15
5402025 Rotor provided with a ring-shaped magnet Makoto Saito, Hiyoshi Yamada, Norio Yoshikawa 1995-03-28
5399311 Radial anisotropic ring magnet with a sinusoidal waveform and producing method thereof Hiyoshi Yamada, Norio Yoshikawa 1995-03-21
5342574 Method for producing anisotropic rare earth magnet Hiyoshi Yamada, Norio Yoshikawa 1994-08-30
5129963 Rare earth magnet alloys with excellent hot workability Viswanathan Panchanathan, Teruo Watanabe, Norio Yoshikawa, Yutaka Yoshida 1992-07-14
5122319 Method of forming thin-walled elongated cylindrical compact for a magnet Teruo Watanabe, Hiyoshi Yamada, Norio Yoshikawa, Yutaka Yoshida 1992-06-16
4963320 Method and apparatus for producing anisotropic rare earth magnet Makoto Saito, Teruo Watanabe, Shinichiro Yahagi, Norio Yoshikawa, Yutaka Yoshida +2 more 1990-10-16