Inventor

Hidekatsu Katoh

Inventor
Tokyo, JP

Overview

2→
Patents
1978–1988
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Fprimary
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium33%
C10MLubricating compositions33%
C10NIndexing scheme associated with subclass c10m relating to lubricating compositions33%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1988Patents assigned to ASAHI DENKA KOGYO KK (2)· patent assignee history
1978–1988Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ASAHI DENKA KOGYO KK21978–1988
Locations
LocationPatentsSpan
Tokyo, JP21978–1988