Average Co-Inventor Count = 3.80
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. Hitachi-kokusai Electric Inc. (17 from 1,258 patents)
2. Kokusai Electric Corporation (10 from 607 patents)
3. Tokyo Electron Limited (4 from 10,326 patents)
4. Sony Corporation (3 from 58,130 patents)
5. Sanyo Electric Co., Ltd. (3 from 8,781 patents)
6. Mitsubishi Denki Kabushiki Kaisha (2 from 21,351 patents)
7. Renesas Electronics Corporation (2 from 7,525 patents)
8. National Institute of Advanced Industrial Science and Technology (2 from 1,714 patents)
9. Matsushita Electric Industrial Co., Ltd. (1 from 27,375 patents)
10. Panasonic Corporation (1 from 16,453 patents)
11. Daikin Industries, Ltd. (1 from 4,279 patents)
12. Renesas Technology Corp. (1 from 3,781 patents)
13. Nec Electronics Corporation (1 from 2,467 patents)
14. Showa Denko K.k. (1 from 1,960 patents)
15. Fujitsu Semiconductor Limited (1 from 1,674 patents)
29 patents:
1. 12504332 - Substrate temperature sensor, substrate retainer and substrate processing apparatus
2. 12293930 - Substrate processing apparatus, method of manufacturing semiconductor device and heater
3. 12241159 - Substrate processing apparatus and ceiling heater
4. 11906367 - Substrate temperature sensor, substrate retainer and substrate processing apparatus
5. 11359285 - Substrate processing apparatus, heater and method of manufacturing semiconductor device
6. 11043402 - Cooling unit, heat insulating structure, and substrate processing apparatus
7. 10597780 - Substrate processing apparatus, heater and method of manufacturing semiconductor device
8. D860419 - Electric furnace for substrate processing apparatus
9. D860420 - Electric furnace for substrate processing apparatus
10. 10340151 - Substrate processing apparatus, heating apparatus, ceiling heat insulator, and method of manufacturing semiconductor device
11. D819463 - Protector tube for thermocouple
12. D818850 - Protector tube for thermocouple
13. 9957616 - Substrate processing apparatus and heating unit
14. 9779970 - Heater supporting device
15. D795209 - Heater for semiconductor thermal process