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Inventor

Takashi Ohnishi

Inventor
Yufutsu, JP

Overview

3→
Patents
1994–2001
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.

B01Dprimary
B01DSeparation17%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys17%
C23CCoating metallic material17%
G09GArrangements or circuits for control of indicating devices using static means to present variable information17%
H01JElectric discharge tubes or discharge lamps17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
6,228,336'Dust collecting method'20015,952,086'Titanium target for sputtering and method of manufacturing same'19995,300,945'Dual oscillating drive circuit for a display apparatus having improved pixel off-state operation'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to SHARP KK (1)· patent assignee history
1994Based in Tenri, JP· patent location history
1999Patents assigned to SUMITOMO SITIX OF AMAGASAKI IN (1)· patent assignee history
1999Based in Amagasaki, JP· patent location history
2001Patents assigned to HOKKAIDO ELECTRIC POWER (1)· patent assignee history
2001Patents assigned to MITSUBISHI HEAVY IND LTD (1)· patent assignee history
2001Based in Yufutsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOKKAIDO ELECTRIC POWER12001
MITSUBISHI HEAVY IND LTD12001
SHARP KK11994
SUMITOMO SITIX OF AMAGASAKI IN11999
Locations
LocationPatentsSpan
Yufutsu, JP12001
Amagasaki, JP11999
Tenri, JP11994