Inventor
Hiromasa Miyoshi
Inventor
Okayama, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B22Fprimary
B22FWorking metallic powder21%
H05KPrinted circuits15%
H01BCables12%
Y10TTechnical subjects covered by former us classification10%
B23KSoldering or unsoldering8%
C09DCoating compositions, e.g. paints, varnishes or lacquers8%
C22CAlloys6%
H01CResistors6%
H01LSemiconductor devices4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
PatentTitleYear
10,821,558Bonding material and bonding method using same202010,543,569Bonding material and bonding method using same202010,328,534Bonding material and bonding method using same20199,914,845'Fine silver particle dispersing solution'20189,662,748'Metal nanoparticle dispersion, method for producing metal nanoparticle dispersion, and bonding method'20178,673,049'Low-temperature sintered silver nanoparticle composition and electronic articles formed using the same'20147,235,119'Copper particle clusters and powder containing the same suitable as conductive filler of conductive paste'20076,923,924'Copper particle clusters and powder containing the same suitable as conductive filler of conductive paste'20056,881,240'Copper powder for electrically conductive paste'20056,875,252'Copper powder and process for producing copper powder'20056,620,344'Copper particle clusters and powder containing the same suitable as conductive filler of conductive paste'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2007Patents assigned to DOWA MINING CO (5)· patent assignee history
2003–2020Based in Okayama, JP· patent location history
2014–2020Patents assigned to DOWA ELECTRONICS MATERIALS CO LTD (6)· patent assignee history
2014Patents assigned to FUJITA HIDEFUMI (1)· patent assignee history
2014Patents assigned to JABLONSKI GREGORY A (1)· patent assignee history
2014Patents assigned to MASTROPIETRO MICHAEL A (1)· patent assignee history
2017Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DOWA ELECTRONICS MATERIALS CO LTD | 6 | 2014–2020 |
| DOWA MINING CO | 5 | 2003–2007 |
| FUJITA HIDEFUMI | 1 | 2014 |
| JABLONSKI GREGORY A | 1 | 2014 |
| MASTROPIETRO MICHAEL A | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Okayama, JP | 10 | 2003–2020 |
| Tokyo, JP | 1 | 2017 |