Inventor
Katsumi Kakamu
Inventor
Kuwana, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters24%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1018%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1018%
H10NElectric solid-state devices not otherwise provided for11%
H01LSemiconductor devices8%
H10DInorganic electric semiconductor devices8%
H10BElectronic memory devices5%
Y10TTechnical subjects covered by former us classification5%
B05BSpraying apparatus3%
PatentTitleYear
11,130,336Liquid ejection head202110,960,668Liquid discharge head and liquid discharge apparatus202110,944,042Piezoelectric actuator and method for manufacturing piezoelectric actuator202110,864,735Liquid ejection head202010,857,796Liquid ejection head and liquid ejection device202010,377,138Method for producing liquid discharge apparatus201910,205,086Piezoelectric actuator and method for manufacturing piezoelectric actuator20199,610,771'Liquid discharge apparatus and method for producing the same'20179,340,025'Method for producing liquid discharge apparatus, liquid discharge apparatus, and method for forming liquid repellent layer'20167,030,498'Semiconductor device with copper wirings having improved negative bias temperature instability (NBTI)'20066,885,105'Semiconductor device with copper wirings'20056,878,619'Method for fabricating semiconductor device'20056,794,693'Semiconductor device and manufacturing method thereof'20046,777,323'Lamination structure with copper wiring and its manufacture method'20046,455,444'Semiconductor device having a multilayer interconnection structure'20026,211,570'Semiconductor device having a multilayer interconnection structure'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2006Patents assigned to FUJITSU LTD (7)· patent assignee history
2001–2006Based in Kasugai, JP· patent location history
2004Patents assigned to SONY CORP (1)· patent assignee history
2016–2021Patents assigned to BROTHER IND LTD (9)· patent assignee history
2016–2021Based in Kuwana, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BROTHER IND LTD | 9 | 2016–2021 |
| FUJITSU LTD | 7 | 2001–2006 |
| SONY CORP | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kuwana, JP | 9 | 2016–2021 |
| Kasugai, JP | 7 | 2001–2006 |