UNION CO., LTD.
13Patents
3Active
13Granted
36Portfolio score
Filing activity: Sep 10, 1973 → Sep 30, 2020
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4178361A | Sustained release pharmaceutical composition | Human Necessities | 99 | Expired |
| US4452555A | Attachment apparatus | Mechanical Engineering; Lighting; Heating | 57 | Expired |
| US4007258A | Sustained release pesticidal composition | Human Necessities | 51 | Expired |
| US4699270A | Modular packaging system | Electricity | 30 | Expired |
| US4033142A | Apparatus for refrigerating materials | Emerging Cross-Sectional Technologies | 15 | Expired |
| USD297930S | Modular housing for electronic system | General | 10 | Expired |
| US4084387A | Apparatus and process for refrigerating materials | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6750568B2 | Remote controlled auxiliary lock | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4146208A | Movable base jack | Emerging Cross-Sectional Technologies | 2 | Expired |
| US4473121A | Pressure regulating and relief valve assembly | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10529313B2 | Systems and methods for providing contactless sensing of percussion instruments | Physics | 1 | Active |
| US11092062B2 | Bellows having tweezers-shaped corrugated portions and method for manufacturing same | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11391402B2 | Flexible pipe and manufacturing method thereof | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.