Solar cell unit and solar cell unit maintenance system
US-2025202410-A1 · Jun 19, 2025 · US
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Iisaka Hirofumi patents
Iisaka Hirofumi is listed as an inventor on 22 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Iisaka Hirofumi |
| Total patents | 22 |
| First publication | Aug 13, 2015 |
| Latest publication | Jun 19, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Film-forming metal solution and method of forming metal coating
US-12110605-B2 · Oct 8, 2024 · US
Method for forming metal plating film
US-11702752-B2 · Jul 18, 2023 · US
Tin solution for tin film formation and method for forming tin film using the same
US-11421334-B2 · Aug 23, 2022 · US
Film forming method and film forming apparatus of metal plating film
US-2022119956-A1 · Apr 21, 2022 · US
Method for forming silver film
US-2022033987-A1 · Feb 3, 2022 · US
Method for forming silver film
US-11230781-B1 · Jan 25, 2022 · US
Film forming method for metal film and film forming apparatus for metal film
US-11035049-B2 · Jun 15, 2021 · US
Method for forming metal plating film
US-2021079531-A1 · Mar 18, 2021 · US
Plating diaphragm, plating method, and plating apparatus
US-2020407866-A1 · Dec 31, 2020 · US
Recent patents
Latest publications not already listed above.
Method for forming electroless plating film and film formation device
US-2020407853-A1 · Dec 31, 2020 · US
Film forming method for metal film and film forming apparatus therefor
US-10760172-B2 · Sep 1, 2020 · US
Film forming device and method for forming metal film using the same
US-2020190685-A1 · Jun 18, 2020 · US
Tin solution for tin film formation and method for forming tin film using the same
US-2020157697-A1 · May 21, 2020 · US
Film-forming metal solution and method of forming metal coating
US-2019368062-A1 · Dec 5, 2019 · US
Film forming method for metal film and film forming apparatus therefor
US-2019249321-A1 · Aug 15, 2019 · US
Film forming method for metal film and film forming apparatus therefor
US-10337116-B2 · Jul 2, 2019 · US
Film forming method for metal film and film forming apparatus for metal film
US-2019093247-A1 · Mar 28, 2019 · US
Film forming method for metal film and film forming apparatus therefor
US-2017335479-A1 · Nov 23, 2017 · US
Carbonaceous material for lithium-air battery cathodes and lithium battery
US-9368849-B2 · Jun 14, 2016 · US
Carbonaceous material for lithium-air battery cathodes and lithium-air battery
US-2015288040-A1 · Oct 8, 2015 · US
Carbonaceous material for air electrode of air battery, and air battery comprising the carbonaceous material
US-2015229012-A1 · Aug 13, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyota Motor Co Ltd | 21 |
| Nisshinbo Holdings Inc | 2 |
| Teijin Ltd | 1 |
| Nat University Corp Oita University | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C25D3/00 | 13 |
| C25D17/002 | 12 |
| C25D17/14 | 10 |
| C25D17/00 | 10 |
| C25D5/06 | 9 |