Inventor
Hiroshi Sagami
Inventor
Yokohama, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Dprimary
B01DSeparation33%
C08JWorking-up33%
C02FTreatment of water, waste water, sewage, or sludge11%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds11%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices11%
PatentTitleYear
5,085,754'Cation exchange membrane having high durability with diffusion coating on marginal areas of the membrane'19924,339,549'Process for fusion bonding of fluorocarbon type polymers which comprises counter-ion substitution prior to fusion bonding'19824,246,353'Melt processing of fluorinated polymers'19813,953,408'Addition polymerizable polymeric compounds'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1992Patents assigned to ASAHI CHEMICAL IND (4)· patent assignee history
1976Based in Shiki, JP· patent location history
1981–1982Based in Yokohama, JP· patent location history
1992Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ASAHI CHEMICAL IND | 4 | 1976–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 2 | 1981–1982 |
| Kanagawa, JP | 1 | 1992 |
| Shiki, JP | 1 | 1976 |