Average Co-Inventor Count = 4.00
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. Other (4 from 832,680 patents)
2. Ykk Corporation (4 from 1,441 patents)
3. Yoshida Kogyo K.k. (1 from 1,145 patents)
4. Koji Hashimoto (1 from 8 patents)
5 patents:
1. 5718777 - Amorphous alloys resistant to hot corrosion
2. 5587028 - Amorphous alloys resistant to hot corrosion
3. 5482577 - Amorphous alloys resistant against hot corrosion
4. 5454884 - Amorphous alloys resistant against hot corrosion
5. 5380375 - Amorphous alloys resistant against hot corrosion