HS

Hirokazu Sugiyama

NM Nippon Steel & Sumitomo Metal: 6 patents #158 of 1,491Top 15%
Kawasaki: 5 patents #446 of 2,943Top 20%
SO Sony: 4 patents #8,966 of 25,231Top 40%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
NS Nippon Steel: 3 patents #914 of 4,423Top 25%
DI Dic: 3 patents #189 of 844Top 25%
Nissan Motor Co.: 3 patents #2,303 of 8,689Top 30%
TA Taikisha: 2 patents #25 of 96Top 30%
FN Felica Networks: 1 patents #58 of 85Top 70%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #115,206 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
8097096 Fire resistant steel excellent in high temperature strength, toughness, and reheating embrittlement resistance and process for production of the same Suguru Yoshida, Kita Hiroshi, Yoshiyuki Watanabe, Yasushi Hasegawa 2012-01-17
7328178 Content billing method, and content billing system and content billing apparatus using the content billing method Shuichi Matsumoto, Kazuhiro Naito, Azumi Yoshida, Toshihiko Oda 2008-02-05
6610187 Dip type surface treatment apparatus and dip type surface treatment method Hiromi Nonomura, Youji Honda, Genji Nakayama, Yasuo Takamizu 2003-08-26
6364967 High-strength, high-toughness rolled shape steel and method of producing the same Kouichi Yamamoto, Hironori Satoh, Suguru Yoshida, Hiroyuki Hasegawa 2002-04-02
6139708 Dip surface-treatment system and method of dip surface-treatment using same Hiromi Nonomura, Yasuo Takamizu, Shigeyoshi Okada, Toshihiko Koike 2000-10-31
6090253 Electrodeposition method Kenshichiro Shima, Takashi Arakawa 2000-07-18