Inventor

Tatsuya Ishida

Inventor
Nagano, JP

Overview

8→
Patents
1990–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 8 as inventor

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

A01Nprimary
A01NPreservation of bodies of humans or animals or plants or parts thereof37%
C07DHeterocyclic compounds32%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
G04GElectronic time-pieces5%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
H01LSemiconductor devices5%
H10DInorganic electric semiconductor devices5%
Y02ATechnologies for adaptation to climate change5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2000Patents assigned to YASHIMA KAGAKU KOGYO KK (6)· patent assignee history
1990–2000Based in Nagano, JP· patent location history
1995Patents assigned to SUMITOMO CHEMICAL CO (1)· patent assignee history
2000Patents assigned to BAYER AG (1)· patent assignee history
2021Patents assigned to FUNAI ELECTRIC CO (1)· patent assignee history
2021Based in Osaka-shi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YASHIMA KAGAKU KOGYO KK61990–2000
BAYER AG12000
FUNAI ELECTRIC CO12021
SUMITOMO CHEMICAL CO11995
Locations
LocationPatentsSpan
Nagano, JP71990–2000
Osaka-shi, JP12021