Average Co-Inventor Count = 1.50
ph-index = 3
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. Ykk Corporation (5 from 1,384 patents)
2. Other (2 from 833,002 patents)
3. Gm Co., Ltd. (2 from 3 patents)
9 patents:
1. 11882892 - Button fastener-side die for attaching snap button
2. 11412799 - Button attachment member conveying device
3. 11116269 - Attaching apparatus and method for attaching attachment object to fabric using fastening member
4. 9661887 - Button mounting apparatus and button mounting method
5. 7043812 - Apparatus and method for button indexing in button attaching machine, and method of adjusting the apparatus
6. D326513 - Air cleaner
7. D324419 - Air cleaner
8. 5055115 - Air cleaner including an electrostatic precipitator
9. 5034032 - Air cleaner and air filter