YA

Yasuhiko Arai

Kubota: 4 patents #505 of 2,059Top 25%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #607,583 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12425061 Waterproof structure for communication device, communication unit, and working machine Keisuke Miura, Tokio SAKATA 2025-09-23
9382926 Oil passage change-over valve Toshiki Ichikawa, Tokio SAKATA 2016-07-05
D576180 Backhoe Junta Kuwae, Tomoaki Miyake 2008-09-02
D575803 Backhoe Junta Kuwae, Tomoaki Miyake 2008-08-26
6125346 Speech synthesizing system and redundancy-reduced waveform database therefor Hirofumi Nishimura, Toshimitsu Minowa 2000-09-26
6035272 Method and apparatus for synthesizing speech Hirofumi Nishimura, Toshimitsu Minowa 2000-03-07
5950152 Method of changing a pitch of a VCV phoneme-chain waveform and apparatus of synthesizing a sound from a series of VCV phoneme-chain waveforms Hirofumi Nishimura, Toshimitsu Minowa, Ryou Mochizuki, Takashi Honda 1999-09-07
5529938 Method for producing light-emitting diode Hiroshi Umeda, Hiroshi Tanaka, Masamichi Harada 1996-06-25