YK

Yasushi Koyama

Canon: 42 patents #1,000 of 19,416Top 6%
HH Hitachi High-Technologies: 1 patents #1,282 of 1,917Top 70%
TS Toshiba Mitsubishi-Electric Industrial Systems: 1 patents #206 of 368Top 60%
📍 Tottori, JP: #2 of 379 inventorsTop 1%
Overall (All Time): #59,346 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
9184697 Oscillation device Ryota Sekiguchi 2015-11-10
9041415 Waveguide, method of manufacturing the same, and electromagnetic wave analysis apparatus 2015-05-26
9018672 Semiconductor device comprising a semiconductor element having two electrodes Ryota Sekiguchi, Alexis Debray, Kosuke Asano, Satoshi Yokoyama, Atsushi Kemmochi 2015-04-28
9008983 Waveguide, apparatus including the waveguide, and method of manufacturing the waveguide 2015-04-14
8981859 Oscillator Ryota Sekiguchi 2015-03-17
8896389 Oscillation circuit having negative resistance element and oscillator using the oscillation circuit Ryota Sekiguchi 2014-11-25
8805147 Waveguide, apparatus including the waveguide, and method of manufacturing the waveguide 2014-08-12
8779866 Oscillator 2014-07-15
8481945 Optical frequency converter Kousuke Kajiki 2013-07-09
8460117 Power transmission device Junji Ohtsuka, Kazuhiko Nishimiya, Hideki Miura 2013-06-11
8436382 Oscillation device Ryota Sekiguchi 2013-05-07
8410860 Oscillator with resonator generating terahertz wave Ryota Sekiguchi 2013-04-02
8319565 Resonator tunnel device Ryota Sekiguchi 2012-11-27
8127467 Sole, and footwear provided with the same 2012-03-06
8125281 Resonator Ryota Sekiguchi 2012-02-28
7952441 Electromagnetic-wave oscillator Takeaki Itsuji, Toshihiko Ouchi 2011-05-31
7924107 Resonant tunneling structure Ryota Sekiguchi 2011-04-12
7892153 Training apparatus 2011-02-22
7737402 Distance adjusting apparatus and method, and object examining apparatus and method 2010-06-15
7686746 Training apparatus 2010-03-30
7622999 Electromagnetic-wave oscillator Takeaki Itsuji, Toshihiko Ouchi 2009-11-24
7109494 Deflector, method of manufacturing deflector, and charged particle beam exposure apparatus using deflector Haruhito Ono, Masatake Akaike, Kenji Tamamori, Futoshi Hirose, Atsunori Terasaki +2 more 2006-09-19