Growing community of inventors

Taipei, Taiwan

Tzu-Feng Tseng

Average Co-Inventor Count = 1.35

ph-index = 5

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 38

Tzu-Feng TsengPei-Yuan Lee (1 patent)Tzu-Feng TsengHsiao-Ying Lin (1 patent)Tzu-Feng TsengSung-Ching Lin (1 patent)Tzu-Feng TsengChiao-Hao Chang (1 patent)Tzu-Feng TsengChih-Tsung Kao (1 patent)Tzu-Feng TsengKris Gustaaf Marguerite Verstockt (1 patent)Tzu-Feng TsengTzu-Feng Tseng (9 patents)Pei-Yuan LeePei-Yuan Lee (6 patents)Hsiao-Ying LinHsiao-Ying Lin (4 patents)Sung-Ching LinSung-Ching Lin (4 patents)Chiao-Hao ChangChiao-Hao Chang (1 patent)Chih-Tsung KaoChih-Tsung Kao (1 patent)Kris Gustaaf Marguerite VerstocktKris Gustaaf Marguerite Verstockt (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Primax Electronics Ltd. (8 from 1,103 patents)

2. International Currency Technologies Corporation (1 from 69 patents)


9 patents:

1. 8517808 - Coin hopper with an upward coin passage

2. 7591211 - Cutting apparatus

3. 7131212 - Marking device

4. 7131363 - Paper-cutting apparatus and paper-holding device of the same

5. 6990884 - Vertical rotary multi-functional trimming apparatus

6. 6966247 - Cutting apparatus

7. 6951159 - Multi-functional trimming apparatus

8. 6931974 - Cutting apparatus

9. 6269721 - Electric paper punch

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idiyas.com
as of
12/6/2025
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