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Nakanishi Dental Mfg. Co., Ltd.

USPTO Granted Patents = 23

Trademarks = 2

Forward Citations = 367

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10 inventors (with patents filed for the assignee):

Takasuke Nakanishi (10 out of 22 patents)

Sosaku Kawata (3 out of 8 patents)

Toshimasa Nakanishi (3 out of 4 patents)

4. Yuichi Shibata (2 out of 4 patents)

5. Tadashi Baba (2 out of 2 patents)

6. Eiichi Nakanishi (1 out of 5 patents)

7. Tetsuji Suzuki (1 out of 1 patent)

8. Shosaku Kawada (1 out of 1 patent)

9. Norimasa Kaneko (1 out of 1 patent)

10. Shosaku Kawata (1 out of 1 patent)

23 patents: Sort by Forward Citations

1. 5617759 - Mechanism for machining and grinding tool for converting rotational (1997-04-08),

2. 5616029 - Dental treatment device for forming screw hole for embedment of implant (1997-04-01),

3. 5423678 - Handpiece having bearing protective member (1995-06-13),

4. 5407352 - Transparent dental tube unit (1995-04-18),

5. 5380201 - Dental handpiece having cleaning unit (1995-01-10),

6. 5252065 - Cartridge type dental handpiece (1993-10-12),

7. 5244384 - Dental handpiece apparatus having heating unit (1993-09-14),

8. 5074789 - Chucking device for dental handpiece (1991-12-24),

9. 5074788 - Device for preventing intrusion of foreign matter into dental handpiece (1991-12-24),

10. 5037299 - Chucking device for dental handpiece (1991-08-06),

11. 4797098 - Apparatus for dental treatment provided with check valve in fluid passage (1989-01-10),

12. 4619614 - Rotational coupling device for a dental handpiece having a built-in (1986-10-28),

13. 4595363 - Dental handpiece having means for opening and closing a chuck (1986-06-17),

14. 4578034 - Dental handpiece having an optical fiberscope (1986-03-25),

15. 4533324 - Air driven dental handpiece (1985-08-06),

Nakanishi Dental Mfg. Co., Ltd. is a leading manufacturer of high-quality dental equipment and instruments. With a focus on innovation and precision, the company offers a wide range of products including handpieces, motors, and contra-angle attachments. Nakanishi Dental has a strong reputation for delivering reliable and durable products that meet the needs of dental professionals around the world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

23 Patents

#6 in Tochigi

#2,644 in Japan

#26,802 in the World

Nakanishi Dental Mfg. Co., Ltd.

Forward Citations = 367

10 inventors:

Takasuke Nakanishi (10 out of 22 patents)

Sosaku Kawata (3 out of 8 patents)

Toshimasa Nakanishi (3 out of 4 patents)

4. Yuichi Shibata (2 out of 4 patents)

5. Tadashi Baba (2 out of 2 patents)

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