HK

Hisao Kai

AC Asahi Chemical Polyflex Co.: 4 patents #1 of 9Top 15%
AS Asahi-Dow: 2 patents #20 of 93Top 25%
AC Asahi Kasei Kogyo Co.: 2 patents #303 of 1,395Top 25%
FC Funai Electric Co.: 2 patents #454 of 943Top 50%
TC Taisei Kako Co.: 1 patents #42 of 108Top 40%
Overall (All Time): #423,986 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8026947 Image sensor Daisuke Okamoto 2011-09-27
7961223 Image sensor for surpressing movement of an image sensor due to change in urging direction of a spring Daisuke Okamoto 2011-06-14
5894929 Vacuum packaging bag and vacuum packaging method Kazumi Umezawa 1999-04-20
5141795 Laminated film for forming an easily openable tightly sealed bag Kiyoshi Nakashima 1992-08-25
5080270 Container for containing long and flexible plastic object equipped with cutter 1992-01-14
5038547 Method for producing an easily openable tightly sealed bag Kiyoshi Nakashima 1991-08-13
4977807 Slit imparting device for forming through cuts in a plastic film Kiyoshi Nakashima 1990-12-18
4919272 Easily openable tightly sealed bag Kiyoshi Nakashima 1990-04-24
4679718 Cutter for dispensing container and dispensing container provided with said cutter Kensuke Ochiai, Takeshi Niisato 1987-07-14
4543279 Plastic film product 1985-09-24
4465215 Cutting edge for dispensing container 1984-08-14
4195464 Vacuum suction typed holder for flexible, tube-shaped film materials Tomohiko Yoshimatsu 1980-04-01