For the Inventor, By the Inventor

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Buurse, Netherlands

Hazemeijer B.v.

USPTO Granted Patents = 24

Forward Citations = 134

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15 inventors (with patents filed for the assignee):

Derk Van Der Scheer (6 out of 8 patents)

Joseph H Lipperts (6 out of 7 patents)

Bertus Griesen (3 out of 3 patents)

4. Hendrik A Bosch (2 out of 5 patents)

5. Arend J Lammers (2 out of 3 patents)

6. Peter V Has (2 out of 3 patents)

7. Gerhardus Leonardus Nitert (1 out of 6 patents)

8. Maarten Groenenboom (1 out of 3 patents)

9. Johannes H Hilderink (1 out of 1 patent)

10. Jan C Clason (1 out of 1 patent)

11. Albert Pullen (1 out of 1 patent)

12. Willem Bartels (1 out of 1 patent)

13. Martinus A Oude Aarninkhof (1 out of 1 patent)

14. Harry C Gundlach (1 out of 1 patent)

15. Ynze D Goinga (1 out of 1 patent)

24 patents: Sort by Forward Citations

1. 4628393 - Method for switching in a three-phase high voltage circuit (1986-12-09),

2. 4590547 - Active full-wave rectifier detector circuit (1986-05-20),

3. 4585911 - Spring charged operating device for switch (1986-04-29),

4. 4562320 - Current-limiting device (1985-12-31),

5. 4542364 - End cap for an electric high voltage fuse (1985-09-17),

6. 4536735 - Current limiting high voltage fuse assembly (1985-08-20),

7. 4527026 - Device for moving an element between two end positions by means of an (1985-07-02),

8. 4436241 - Metal-ceramic joint (1984-03-13),

9. 4354215 - Selective safety device for the protection of a power distribution system (1982-10-12),

10. 4331850 - Vacuum switch including a getter device (1982-05-25),

11. 4323590 - Method for improving switch contacts, in particular for vacuum switches (1982-04-06),

12. 4319210 - Current limiting switch capable of rapid circuit breaking (1982-03-09),

13. 4293813 - Current measuring system (1981-10-06),

14. 4281231 - High tension vacuum switches (1981-07-28),

15. 4271340 - Electrical vacuum switch having means for generating an axial magnetic (1981-06-02),

Hazemeijer B.v. is a leading provider of industrial solutions, specializing in electrical systems and energy management. With a strong focus on innovation and quality, the company offers a wide range of products and services to clients across various industries. Hazemeijer B.v. is committed to sustainability and efficiency, helping businesses achieve their goals in a cost-effective and environmentally friendly manner.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

24 Patents

#1 in Buurse

#293 in Netherlands

#25,835 in the World

Buurse, Netherlands

Hazemeijer B.v.

Forward Citations = 134

15 inventors:

Derk Van Der Scheer (6 out of 8 patents)

Joseph H Lipperts (6 out of 7 patents)

Bertus Griesen (3 out of 3 patents)

4. Hendrik A Bosch (2 out of 5 patents)

5. Arend J Lammers (2 out of 3 patents)

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