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For the Inventor, By the Inventor

Iso-Vimma, Finland

Lannen Tehtaat Oy

USPTO Granted Patents = 18


Forward Citations = 266

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16 inventors (with patents filed for the assignee):

goldMedal Kari Saarinen (6 out of 6 patents)

silverMedal Altti K Keskilohko (5 out of 6 patents)

bronzeMedal Reijo Sakari Hakli (3 out of 3 patents)

4.  Leo Lehto (2 out of 2 patents)

5.  Anders Lassus (2 out of 2 patents)

6.  Jukka Erkkila (2 out of 2 patents)

7.  Bert Thijssen (1 out of 1 patent)

8.  Dan Eklund (1 out of 6 patents)

9.  Esa Lehto (1 out of 1 patent)

10.  Mauno Ruuska (1 out of 1 patent)

11.  Jouko Lehtinen (1 out of 1 patent)

12.  Marja H Hakli (1 out of 1 patent)

13.  Matti Ingman (1 out of 1 patent)

14.  Kauko Peltonen (1 out of 1 patent)

15.  Matti Katila (1 out of 1 patent)


18 patents:

1. 6080951 - Method and device for improving the transplanting of seedlings (2000-06-27),
2. 6073564 - Method and device for improving the transplanting of seedlings (2000-06-13),
3. D401530 - Tray for the growing of seedlings (1998-11-24),
4. D325714 - Tray for the growing of seedlings (1992-04-28),
5. D324834 - Resuable tray for the growing of seedlings (1992-03-24),
6. D322048 - Tray for growing plants (1991-12-03),
7. 4893571 - Method and device for planting balled seedlings (1990-01-16),
8. D298924 - Reusable tray for the growing of seedlings (1988-12-13),
9. 4706582 - Planting device for plants (1987-11-17),
10. 4666746 - Method for the impregnation of water-repellent paper (1987-05-19),
11. 4642014 - Framing system (1987-02-10),
12. 4611428 - Method and equipment for planting of band ball plants (1986-09-16),
13. 4610761 - Paper that contains chemically substituted cellulose (1986-09-09),
14. 4578899 - Set of growing cells for the growing of plants (1986-04-01),
15. 4530383 - Apparatus for feeding the growing substrate into the cells in a set of (1985-07-23),
Company Overview
Lannen Tehtaat Oy is a Finnish company specializing in the development and manufacturing of innovative agricultural machinery and equipment. With a strong focus on enhancing productivity and sustainability in farming practices, the company offers a range of solutions designed to meet the evolving needs of the agricultural sector. Lannen Tehtaat Oy is committed to advancing technology in agricultural engineering, contributing to efficient and environmentally friendly farming operations across various regions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

18 Patents

#1 in Iso-Vimma

#189 in Finland

#34,244 in the World

Iso-Vimma, FI
Iso-Vimma, Finland

Lannen Tehtaat Oy

Forward Citations = 266

16 inventors:

goldMedal Kari Saarinen (6 out of 6 patents)

silverMedal Altti K Keskilohko (5 out of 6 patents)

bronzeMedal Reijo Sakari Hakli (3 out of 3 patents)

4.  Leo Lehto (2 out of 2 patents)

5.  Anders Lassus (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lannen Tehtaat Oy. Retrieved from https://idiyas.com/company/lannen-tehtaat-oy

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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