Average Co-Inventor Count = 1.94
ph-index = 9
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. Matsushita Electric Industrial Co., Ltd. (8 from 27,375 patents)
2. Panasonic Intellectual Property Management Co., Ltd. (1 from 13,247 patents)
3. Matsushita Home Appliance Corporation of America (1 from 8 patents)
10 patents:
1. D734582 - Steam iron
2. D490953 - Electric iron
3. D468505 - Electric iron
4. D468070 - Electric iron
5. D430366 - Electric vacuum cleaner
6. D417323 - Electric vacuum cleaner
7. D403475 - Canister vacuum cleaner
8. D399617 - Electric vacuum cleaner
9. D391701 - Electric vacuum cleaner
10. D368560 - Electric vacuum cleaner