OA

Osamu Asai

DK Daiwa Kasei Kogyo: 5 patents #11 of 51Top 25%
HO Hoya: 4 patents #305 of 1,290Top 25%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
DC Daiwa Kasei Industry Co.: 2 patents #15 of 61Top 25%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
CL Central Glass Company, Limited: 1 patents #505 of 968Top 55%
Overall (All Time): #275,764 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
9695850 Watertight clip Katsuya Hirakawa, Norihito Itou 2017-07-04
D789779 Corrugated tube clamp 2017-06-20
9653901 Holding component for vehicle Ryuji Miyamoto, Katsuya Hirakawa, Yusuke Akie 2017-05-16
RE46357 Photochromic film, photochromic lens comprising the same, and method of manufacturing photochromic lens Eiichi Yajima, Hiroshi Ohta 2017-04-04
D732945 Belt clamp 2015-06-30
D729044 Clip Norihito Itou 2015-05-12
8918964 Fastener Toshio Iwahara 2014-12-30
8898866 Clip 2014-12-02
7999989 Photochromic film, photochromic lens comprising the same, and method of manufacturing photochromic lens Eiichi Yajima, Hiroshi Ohta 2011-08-16
7813059 Optical lens base with protective film and process for producing optical lens base Yoshimitsu Gomi, Hatsuyoshi Nakazawa, Manabu Tsurumi 2010-10-12
7660051 Optical lens base with protective film and process for producing optical lens base Yoshimitsu Gomi, Hatsuyoshi Nakazawa, Manabu Tsurumi 2010-02-09
7497096 Apparatus and method for conveying curved glass sheets Yoshiki Katada, Kenji Ujiie 2009-03-03
5140141 Bar-code reader with reading zone indicator Masahiro Inagaki, Yasuyuki Sakai 1992-08-18
4912544 Corrosion-resistant aluminum electronic material Jin Onuki, Masateru Suwa, Masahiro Koizumi, Katsumi Suzuki, Ryo Hiraga 1990-03-27
4663649 SiC sintered body having metallized layer and production method thereof Hideo Suzuki, Satoshi Kokura, Kunio Miyazaki 1987-05-05
4561891 Powdery silicon carbide composition for sintering Kunihiro Maeda, Katsuhisa Usami, Yukio Takeda, Satoru Ogihara 1985-12-31
4259415 Primary battery Kohki Tamura, Toshiki Kahara, Tatsuo Horiba, Noboru Ebato 1981-03-31