HA

Hiroaki Arai

HZ Hitachi Zosen: 17 patents #4 of 531Top 1%
YA Yazaki: 9 patents #495 of 3,427Top 15%
CL Central Glass Company, Limited: 7 patents #113 of 968Top 15%
SO Sony: 4 patents #8,966 of 25,231Top 40%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
DE Denso: 3 patents #3,857 of 11,792Top 35%
KC Konami Digital Entertainment Co.: 2 patents #166 of 611Top 30%
NI Nirec: 2 patents #5 of 58Top 9%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
TC Tsutsunaka Plastic Industry Co.: 1 patents #2 of 19Top 15%
HC Horton Manufacturing Company: 1 patents #12 of 19Top 65%
KC Kansai Electric Power Co.: 1 patents #210 of 506Top 45%
NL Nippon Sheet Glass Company, Limited: 1 patents #482 of 836Top 60%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
OT Okuma Tekkosho: 1 patents #22 of 43Top 55%
Overall (All Time): #51,579 of 4,157,543Top 2%
51
Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #TitleCo-InventorsDate
5078542 Apparatus to prevent the entrance of aquatic species into the intake watercourse Tohru Yoshikawa, Syohei Shimodaira, Mamoru Abe, Hidehiko Maehata, Hiroyuki Daiku +2 more 1992-01-07