TS

Takeshi Sakai

HI Hitachi: 2 patents #771 of 3,950Top 20%
DE Denso: 1 patents #294 of 1,072Top 30%
HS Hitachi Video And Information Systems: 1 patents #18 of 66Top 30%
NS Nippon Soken: 1 patents #4 of 45Top 9%
Yamaha: 1 patents #44 of 154Top 30%
Overall (2002): #11,722 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6463817 Dummy sound absorber representing a seated human for measuring sound absorption power of a theater chair Kawakami Fukushi 2002-10-15
6443712 Hybrid type compressor driven by engine and electric motor Masafumi Nakashima, Mikio Matsuda, Hiroshi Ogawa 2002-09-03
6344857 Gamma correction circuit Takaaki Matono, Haruki Takata, Katsunobu Kimura, Tatsuo Nagata, Koichi Sudo 2002-02-05
6340993 Automatic clock phase adjusting device and picture display employing the same Ryo Hasegawa, Takaaki Matono, Ryuichi Someya 2002-01-22