Inventor

Shigeki Sugiyama

Inventor
Chiba, JP

Overview

5→
Patents
1987–1998
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds29%
C08LCompositions of macromolecular compounds29%
A23GCocoa7%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium7%
C08JWorking-up7%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients7%
C09KMaterials for miscellaneous applications, not provided for elsewhere7%
F25DRefrigerators7%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to SANYO ELECTRIC CO (1)· patent assignee history
1987Based in Ohta, JP· patent location history
1995–1998Patents assigned to DOW CORNING TORAY SILICONE (3)· patent assignee history
1995Patents assigned to DOW CORNING TORAY SILICON CO L (1)· patent assignee history
1995–1998Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DOW CORNING TORAY SILICONE31995–1998
DOW CORNING TORAY SILICON CO L11995
SANYO ELECTRIC CO11987
Locations
LocationPatentsSpan
Chiba, JP41995–1998
Ohta, JP11987