OA

Osamu Asai

DK Daiwa Kasei Kogyo: 2 patents #5 of 18Top 30%
DC Daiwa Kasei Industry Co.: 1 patents #4 of 7Top 60%
HO Hoya: 1 patents #40 of 106Top 40%
TO Toyota: 1 patents #1,214 of 3,557Top 35%
Overall (2017): #40,310 of 506,227Top 8%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 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