Inventor

Toshihisa Kawahara

Inventor
Choshi, JP

Overview

3→
Patents
1978–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Hprimary
C07HSugars40%
A61KPreparations for medical, dental or toiletry purposes20%
B41JTypewriters20%
G11BInformation storage based on relative movement between record carrier and transducer20%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1980Patents assigned to YAMASA SHOYU KK (2)· patent assignee history
1978–1980Based in Choshi, JP· patent location history
2020Patents assigned to CASIO COMPUTER CO LTD (1)· patent assignee history
2020Based in Akishima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YAMASA SHOYU KK21978–1980
CASIO COMPUTER CO LTD12020
Locations
LocationPatentsSpan
Choshi, JP21978–1980
Akishima, JP12020