Average Co-Inventor Count = 2.67
ph-index = 7
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.
Company Filing History:
1. Alps Electric Co., Ltd. (12 from 4,048 patents)
2. Alps Electronics Co., Ltd. (1 from 6 patents)
13 patents:
1. 8476542 - Input device
2. 8368655 - Input device
3. 8077057 - Input device with palm detecting unit
4. RE41443 - Input device which allows button input operation and coordinate input operation to be performed in the same operation plane
5. 7583508 - Band-shaped input device and electronic device
6. 7312790 - Input apparatus for performing input operation corresponding to indication marks and coordinate input operation on the same operational plane
7. 7310083 - Coordinate input device
8. 7238896 - Switch device
9. 6956559 - Character input apparatus
10. 6955598 - Designated position detector and game controller utilizing the same
11. 6704005 - Input device which allows button input operation and coordinate input operation to be performed in the same operation plane
12. 6580415 - Input device of detecting acceleration
13. 6541760 - Rotation detecting apparatus detecting rotation operation by light transmission to prevent invalid detection