Akihiko Hosaka
Inventor
Stats
- 25 US patents issued
- 34 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 25 US Patents Issued
- 34 US Applications Filed
- 302 Total Citation Count
- Nov 25, 2018 Most Recent Filing
- Mar 6, 1979 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| SONY CORPORATION | 1
| 1996
|
| TOYOTA JIDOSHA KABUSHIKI KAISHA | 2
5 | 2006
2008 |
| CASIO COMPUTER CO., LTD. | 1
| 1989
|
| TDK CORPORATION | 3
5 4 1 4 | 1979
1980 1981 1982 1983 |
| NITTAN VALVE CO., LTD. | 1
2 5 | 1990
2006 2008 |
| FRONTIER LABORATORIES LTD. | 1
1 | 1999
2017 |
| TDK ELECTRONICS CO., LTD. | 1
4 4 1 | 1979
1980 1981 1982 |
| SAMSUNG ELECTRONICS CO., LTD. | 2
| 2007
|
Inventor Addresses
| Address | Duration |
|---|---|
| Chiyoda-ku, JP | Jun 14, 18 - Oct 16, 18 |
| Chiyoda-ku, Tokyo, JP | May 17, 18 - Jun 07, 18 |
| Fukushima, JP | Feb 20, 01 - Jan 01, 19 |
| Gyeonggi-do, KR | Mar 20, 12 - Mar 20, 12 |
| Hadance-shi, JP | Jul 07, 11 - Jul 07, 11 |
| Hadano, JP | Aug 24, 10 - Feb 14, 17 |
| Hadano-shi, JP | Apr 09, 09 - Nov 11, 10 |
| Kanagawa-ken, JP | Sep 30, 10 - Sep 30, 10 |
| Saku, JP | Dec 22, 81 - Nov 02, 82 |
| Tokyo, JP | Dec 09, 80 - Jul 25, 23 |
| Yeongtong-gu, KR | Jan 17, 08 - Jan 17, 08 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| B05D: | PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL | 1 |
| B32B: | LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM | 4 |
| F01L: | CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES | 5 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 11711642 | 2023 | Earphones | 0 |
| 11445293 | 2022 | Earphones | 0 |
| 2022/0021,968 | 2022 | EARPHONES | 0 |
| 2021/0400,369 | 2021 | EARPHONES | 0 |
| 10397685 | 2019 | Earphone | 2 |
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