Inventor
Tsutomu Asakawa
Inventor
Shiojiri, JP
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Nprimary
H10NElectric solid-state devices not otherwise provided for22%
H01LSemiconductor devices20%
B41JTypewriters15%
H10DInorganic electric semiconductor devices9%
H10KOrganic electric solid-state devices7%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%
H10HInorganic light-emitting semiconductor devices having potential barriers5%
H10BElectronic memory devices4%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general2%
B25JManipulators2%
PatentTitleYear
11,107,970Piezoelectric element and method for producing the same, liquid ejection head, and printer202111,069,874Light emitting element, light emitting device, and electronic apparatus202110,937,942Piezoelectric element and piezoelectric element-applied device202110,825,979Piezoelectric element, piezoelectric actuator, piezoelectric motor, robot, electronic component transporting apparatus, and printer202010,720,595Light emitting element, light emitting device, and electronic apparatus202010,700,258Piezoelectric element, manufacturing method thereof, and liquid ejection head202010,611,150Liquid discharge head, liquid discharge apparatus, piezoelectric device, and ultrasonic sensor202010,134,977Piezoelectric element, method for manufacturing the same, and piezoelectric element-applied device20189,972,804Light emitting element, light emitting device, and electronic apparatus20189,843,022'Organic light emitting device and electronic apparatus'20178,991,984'Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element'20158,783,838'Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element'20148,770,723'Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus'20148,657,416'Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus'20146,903,397'Method for manufacturing non-volatile memory device and non-volatile memory device and semiconductor device'20056,710,826'Two-terminal type non-linear element, manufacturing method and liquid crystal display panel'20046,686,211'Method for manufacturing non-volatile memory device and non-volatile memory and semiconductor device'20046,500,759'Protective layer having compression stress on titanium layer in method of making a semiconductor device'20026,384,880'Two-terminal type non-linear element, manufacturing method thereof and liquid crystal display panel'20025,994,748'Two-terminal nonlinear device, method for manufacturing the same, and liquid-crystal display panel'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2021Patents assigned to SEIKO EPSON CORP (19)· patent assignee history
1999–2002Based in Suwa, JP· patent location history
2002–2021Based in Shiojiri, JP· patent location history
2004Based in Nagano, JP· patent location history
2014Patents assigned to ASAKAWA TSUTOMU (1)· patent assignee history
2014Patents assigned to MOROZUMI KOICHI (1)· patent assignee history
2014Patents assigned to SAKAI TOMOHIRO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO EPSON CORP | 19 | 1999–2021 |
| ASAKAWA TSUTOMUself | 1 | 2014 |
| MOROZUMI KOICHI | 1 | 2014 |
| SAKAI TOMOHIRO | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shiojiri, JP | 17 | 2002–2021 |
| Suwa, JP | 2 | 1999–2002 |
| Nagano, JP | 1 | 2004 |